Patent US3566808A successfully refreshed from Google Patents.
US3566808A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knockdown corrugated paper board table
Assignee: Sears Roebuck and Co
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Filing: 1969-04-07
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Granted: 1971-03-02
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Expires: 1989-04-07
Abstract
Abstract A knockdown table formed from die-cut and scored panels of corrugated paper board adapted to be shipped in flat condition and to be erected at the point of use into a table which has substantial stability and strength.
Inventors
- 👤 Arthur R Slate Jr
- 👤 Michael F Notko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:26
CPC Classifications
A; A47; A47B; A47B3/00; A47B3/12; A47B2220/00; A47B2220/008; A47B2220/0083; A47B2220/0086; Y; Y10; Y10S; Y10S493/00; Y10S493/968
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
57 words
A corrugated cardboard table comprising a pair of base members, each formed of a blank folded to assume a generally parallelogram formation in transverse cross section, said members being interengaged with each other to form in transverse cross section a generally four-pointed star configuration and a top member supported on the upper edges of said base members.
Claim 2
Dependent Claim
57 words
A corrugated cardboard table comprising a pair of base members, each formed of a blank folded to assume a generally parallelogram formation in transverse cross section, said members being interengaged with each other to form in transverse cross section a generally four-pointed star configuration and a top member supported on the upper edges of said base members.
Claim 3
Dependent Claim
19 words
The invention as defined in claim 1 in which the blanks have slots extending inwardly from opposite interengaged edges.
Claim 4
Dependent Claim
18 words
The invention as defined in claim 1 including means for securing said top member to said base member.
Claim 5
Dependent Claim
24 words
The invention as defined in claim 3 in which said means includes slots in said base member and tabs connected to said top member.
Claim 6
Dependent Claim
24 words
The invention as defined in claim 3 in which said means includes slots in said top member and tabs connected to said base member.
Claim 7
Dependent Claim
48 words
The invention as defined in claim 1 in which each base member comprises a die-cut and scored corrugated cardboard blank folded to assume a generally parallelogram formation in transverse cross section, said base members being interengaged endwise to form in transverse cross section a generally four-pointed star configuration.
Claim 8
Dependent Claim
23 words
The invention as defined in claim 1 in which the blank of each base member after folding is secured along adjacent cooperating edges.
Claim 9
Dependent Claim
42 words
The invention as defined in claim 7 in which the top member is formed of a plurality of corrugated cardboard laminations with the portions between the slots in the topmost lamination being cut away to accommodate the tabs of said base member.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |