Patent US4902151A successfully refreshed from Google Patents.
US4902151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Writing instrument with plural elements
Assignee: Pentel Co Ltd
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Filing: 1988-07-29
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Granted: 1990-02-20
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Expires: 2008-07-29
Abstract
Abstract Connectable writing instrument composed of two component writing instruments of the same configuration. Each of the component instruments comprises a body, a holder section adapted to hold a pen component at the front end of the body, a front reception hole arranged parallel to the holder section, and a rear reception hole arranged in line with the pen component or with the front reception hole and an engagement projection at the rear of the body. The holder section and the engagement projection engage with the front reception hole and the rear reception hole, respectively, or vice versa.
Inventors
- 👤 Katsuo Asano
- 👤 Shigeo Oka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:19
CPC Classifications
B; B43; B43K; B43K27/00; B43K23/00; B43K23/08; B43K23/12; B43K27/08; B43K5/00; B43K5/005; B43K7/00; B43K7/005; B43K8/00; B43K8/003
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
426 words
A connectable writing instrument comprising at least two component writing instruments of the same configuration, each of said at least two component writing instruments including: a body portion having front and rear ends, and a longitudinal axis; a holder section attached to said front end of said body portion, means on said holder section for holding a pen component, and the longitudinal axis of said holder section extending substantially parallel to the longitudinal axis of said body portion; a pen component held in said means for holding a pen component; a front a reception hole defined in said front end of said body portion, and the longitudinal axis of said front reception hole being substantially parallel to the longitudinal axis of said holder section; a rear reception hole defined in said rear end of said body portion, and the longitudinal axis of said rear reception hole being colinear with the longitudinal axis of said holder section; an engagement projection attached to said rear end of said body portion, and the longitudinal axis of said engagement projection being colinear with the longitudinal axis of said front reception hole; attaching means on said body portion for detachably engaging each one of said holder section and said engagement projection alternatively with each one of said front and rear reception holes; and wherein, said holder section of a first one of said at least one two component writing instruments is received in the front reception hole of a second one of said at least two component writing instruments when the holder section of the second one of said at least two writing instruments is received in the front reception hole of the first one of said at least two component writing instruments, said holder section of a first one of said at least two component writing instruments is received in the rear reception hole of a second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the front reception hole of the first one of said at least two component writing instruments, and said engagement projection of the first one of said at least two component writing instruments is received in the rear reception hole of the second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the rear reception hole of the first one of said at least two writing instruments.
Claim 2
Dependent Claim
426 words
A connectable writing instrument comprising at least two component writing instruments of the same configuration, each of said at least two component writing instruments including: a body portion having front and rear ends, and a longitudinal axis; a holder section attached to said front end of said body portion, means on said holder section for holding a pen component, and the longitudinal axis of said holder section extending substantially parallel to the longitudinal axis of said body portion; a pen component held in said means for holding a pen component; a front a reception hole defined in said front end of said body portion, and the longitudinal axis of said front reception hole being substantially parallel to the longitudinal axis of said holder section; a rear reception hole defined in said rear end of said body portion, and the longitudinal axis of said rear reception hole being colinear with the longitudinal axis of said holder section; an engagement projection attached to said rear end of said body portion, and the longitudinal axis of said engagement projection being colinear with the longitudinal axis of said front reception hole; attaching means on said body portion for detachably engaging each one of said holder section and said engagement projection alternatively with each one of said front and rear reception holes; and wherein, said holder section of a first one of said at least one two component writing instruments is received in the front reception hole of a second one of said at least two component writing instruments when the holder section of the second one of said at least two writing instruments is received in the front reception hole of the first one of said at least two component writing instruments, said holder section of a first one of said at least two component writing instruments is received in the rear reception hole of a second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the front reception hole of the first one of said at least two component writing instruments, and said engagement projection of the first one of said at least two component writing instruments is received in the rear reception hole of the second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the rear reception hole of the first one of said at least two writing instruments.
Claim 3
Dependent Claim
16 words
A connectable writing instrument according to claim 1, wherein said body portion has a trapezoidal configuration.
Claim 4
Dependent Claim
21 words
A connectable writing instrument according to claim 2, wherein said body portion includes therein an elastic porous material soaked with ink.
Claim 5
Dependent Claim
22 words
A connectable writing instrument according to claim 3, wherein said elastic porous material is arranged in the body in a straight line.
Claim 6
Dependent Claim
424 words
A connectable writing instrument comprising at least two component writing instruments of the same configuration, each one of said at least two component writing instruments including: a body portion having front and rear ends, and a longitudinal axis; a holder section attached to said front end of said body portion, means on said holder section for holding a pen component, and the longitudinal axis of said holder section extending substantially parallel to the longitudinal axis of said body portion; a pen component held in said means for holding a pen component; a front reception hole defined in said front end of said body portion, and the longitudinal axis of said front reception hole being substantially parallel to the longitudinal axis of said holder section; a rear reception hole defined in said rear end of said body portion, and the longitudinal axis of said rear reception hole being colinear with the longitudinal axis of said front reception hole; an engagement projection attached to said rear end of said body portion, and the longitudinal axis of said engagement projection being colinear with the longitudinal axis of said holder section; attaching means on said body portion for detachably engaging each one of said holder section and said engagement projection alternatively with each one of said front and rear reception holes; and wherein, said holder section of a first one of said at least two component writing instruments is received in the front reception hole of a second one of said at least two component writing instruments when the holder section of the second one of said at least two writing instrument is received in the front reception hole of the first one of said at least two component writing instruments, said holder section of a first one of said least two component writing instruments is received in the rear reception hole of a second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the front reception hole of the first one of said at least two component writing instruments, and said engagement projection of the first one of said at least two component writing instruments is received in the rear reception hole of the second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the rear reception hole of the first one of said at least two writing instruments.
Claim 7
Dependent Claim
424 words
A connectable writing instrument comprising at least two component writing instruments of the same configuration, each one of said at least two component writing instruments including: a body portion having front and rear ends, and a longitudinal axis; a holder section attached to said front end of said body portion, means on said holder section for holding a pen component, and the longitudinal axis of said holder section extending substantially parallel to the longitudinal axis of said body portion; a pen component held in said means for holding a pen component; a front reception hole defined in said front end of said body portion, and the longitudinal axis of said front reception hole being substantially parallel to the longitudinal axis of said holder section; a rear reception hole defined in said rear end of said body portion, and the longitudinal axis of said rear reception hole being colinear with the longitudinal axis of said front reception hole; an engagement projection attached to said rear end of said body portion, and the longitudinal axis of said engagement projection being colinear with the longitudinal axis of said holder section; attaching means on said body portion for detachably engaging each one of said holder section and said engagement projection alternatively with each one of said front and rear reception holes; and wherein, said holder section of a first one of said at least two component writing instruments is received in the front reception hole of a second one of said at least two component writing instruments when the holder section of the second one of said at least two writing instrument is received in the front reception hole of the first one of said at least two component writing instruments, said holder section of a first one of said least two component writing instruments is received in the rear reception hole of a second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the front reception hole of the first one of said at least two component writing instruments, and said engagement projection of the first one of said at least two component writing instruments is received in the rear reception hole of the second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the rear reception hole of the first one of said at least two writing instruments.
Claim 8
Dependent Claim
16 words
A connectable writing instrument according to claim 5, wherein said body portion has a rectangular configuration.
Claim 9
Dependent Claim
21 words
A connectable writing instrument according to claim 6, wherein said body portion includes therein an elastic porous material soaked with ink.
Claim 10
Dependent Claim
31 words
A connectable writing instrument according to claim 7, wherein said elastic porous material is arranged inclined with respect to said body portion so that said material extends from said pen component.
Claim 11
Dependent Claim
450 words
A connectable writing instrument comprising at least two component writing instruments of the same configuration, each one of said at least two component writing instruments including: a body portion having front and rear ends, and a longitudinal axis; a holder section attached to said front end of said body portion, means on said holder section for holding a pen component, and the longitudinal axis of said holder section extending substantially parallel to the longitudinal axis of said body portion; a pen component held in said means for holding a pen component; a front reception hole defined in said front end of said body portion, and the longitudinal axis of said front reception hole being substantially parallel to the longitudinal axis of said holder section; a rear reception hole defined in said rear end of said body portion, and the longitudinal axis of said rear reception hole being colinear with the longitudinal axis of said holder section; an engagement projection attached to said rear end of said body portion, and the longitudinal axis of said engagement projection being colinear with the longitudinal axis of said front reception hole; attaching means on said body portion for detachably engaging each one of said holder section and said engagement projection alternatively with each one of said front and rear reception holes; an elastic porous material soaked with ink, in fluid communication with said pen component, and received in and inclined with respect to said body portion; and wherein, said holder section of a first one of said at least two component writing instruments is received in the front reception hole of a second one of said at least two component writing instruments when the holder section of the second one of said at least two writing instruments is received in the front reception hole of the first one of said at least two component writing instruments, said holder section of a first one of said at least two component writing instruments is received in the rear reception hole of a second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the front reception hole of the first one of said at least two component writing instruments, and said engagement projection of the first one of said at least two component writing instruments is received in the rear reception hole of the second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the rear reception hole of the first one of said at least two writing instruments.
Claim 12
Dependent Claim
450 words
A connectable writing instrument comprising at least two component writing instruments of the same configuration, each one of said at least two component writing instruments including: a body portion having front and rear ends, and a longitudinal axis; a holder section attached to said front end of said body portion, means on said holder section for holding a pen component, and the longitudinal axis of said holder section extending substantially parallel to the longitudinal axis of said body portion; a pen component held in said means for holding a pen component; a front reception hole defined in said front end of said body portion, and the longitudinal axis of said front reception hole being substantially parallel to the longitudinal axis of said holder section; a rear reception hole defined in said rear end of said body portion, and the longitudinal axis of said rear reception hole being colinear with the longitudinal axis of said holder section; an engagement projection attached to said rear end of said body portion, and the longitudinal axis of said engagement projection being colinear with the longitudinal axis of said front reception hole; attaching means on said body portion for detachably engaging each one of said holder section and said engagement projection alternatively with each one of said front and rear reception holes; an elastic porous material soaked with ink, in fluid communication with said pen component, and received in and inclined with respect to said body portion; and wherein, said holder section of a first one of said at least two component writing instruments is received in the front reception hole of a second one of said at least two component writing instruments when the holder section of the second one of said at least two writing instruments is received in the front reception hole of the first one of said at least two component writing instruments, said holder section of a first one of said at least two component writing instruments is received in the rear reception hole of a second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the front reception hole of the first one of said at least two component writing instruments, and said engagement projection of the first one of said at least two component writing instruments is received in the rear reception hole of the second one of said at least two component writing instruments when the engagement projection of the second one of said at least two component writing instruments is received in the rear reception hole of the first one of said at least two writing instruments.
Claim 13
Dependent Claim
16 words
A connectable writing instrument according to claim 9, wherein said body portion has a parallelogrammatic configuration.
References Cited (Backward Citations)
US825985A
Cited
DE357413C
Cited
FR707772A
Cited
CH191868A
Cited
DE2125452A1
Cited
US4026086A
Cited
US4060952A
Cited
US4702633A
Cited
DE3049467A1
Cited
US4582447A
Cited
JPS59184687A
Cited
DE3504261A1
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-02-19 | 1993-08-21 | 1994-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-02-19 | 1997-08-21 | 1998-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-02-19 | 2001-08-21 | 2002-02-20 | $7700.00 | Window Closed / Lapsed |