US3132560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film holder
Assignee: Charles Beseler Co
•
Filing: 1961-06-21
•
Granted: 1964-05-12
•
Expires: 1981-06-21
Abstract
No abstract record available.
Inventors
- 👤 Pignone Joseph
- 👤 Philip M Field
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:45
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/32; G03B27/52; G03B27/62; G03B27/6271; G03B27/6278
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A FILM HOLDER COMPRISING A FLAT HOUSING; MEANS FORMING A LIGHT OPENING THROUGH THE HOUSING; MEANS FOR PERIPHERALLY SUPPORTING A FILM OVER THE LIGHT OPENING; A PAIR OF JAW MEMBERS SECURED TO THE HOUSING AND DISPOSED ON OPPOSITE SIDES OF THE LIGHT OPENING, EACH JAW MEMBER EXTENDING SUBSTANTIALLY THE FULL LENGTH OF THE LIGHT OPENING AND NORMALLY SPACED FROM THE FILM SURFACE; ACTUATING MEANS MOVABLE FROM A FIRST TO A SECOND POSITION IN THE PLANE OF THE HOUSING; MEANS IMPARTING A SIMULTANEOUS ROTARY AND TRANSLATORY MOVEMENT TO THE JAW MEMBERS UPON MOVEMENT OF SAID ACTUATING MEANS TO THE SECOND POSITION, THEREBY TO BRING THE JAW MEMBERS INTO ENGAGEMENT WITH THE MARGINAL SURFACE OF THE FILM AND TO APPLY A TENSION FORCE THERETO; AND OPERATING MEANS FOR MOVING
Claim 2
Dependent Claim
127 words
A FILM HOLDER COMPRISING A FLAT HOUSING; MEANS FORMING A LIGHT OPENING THROUGH THE HOUSING; MEANS FOR PERIPHERALLY SUPPORTING A FILM OVER THE LIGHT OPENING; A PAIR OF JAW MEMBERS SECURED TO THE HOUSING AND DISPOSED ON OPPOSITE SIDES OF THE LIGHT OPENING, EACH JAW MEMBER EXTENDING SUBSTANTIALLY THE FULL LENGTH OF THE LIGHT OPENING AND NORMALLY SPACED FROM THE FILM SURFACE; ACTUATING MEANS MOVABLE FROM A FIRST TO A SECOND POSITION IN THE PLANE OF THE HOUSING; MEANS IMPARTING A SIMULTANEOUS ROTARY AND TRANSLATORY MOVEMENT TO THE JAW MEMBERS UPON MOVEMENT OF SAID ACTUATING MEANS TO THE SECOND POSITION, THEREBY TO BRING THE JAW MEMBERS INTO ENGAGEMENT WITH THE MARGINAL SURFACE OF THE FILM AND TO APPLY A TENSION FORCE THERETO; AND OPERATING MEANS FOR MOVING
References Cited (Backward Citations)
US2248646A
Cited
US2260672A
Cited
US2294585A
Cited
US2824491A
Cited
DE1037839B
Cited
US2995979A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |