US2676901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing a photographic film holder
Assignee: Graflex Inc
•
Filing: 1950-07-11
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Granted: 1954-04-27
•
Expires: 1970-07-11
Abstract
No abstract record available.
Inventors
- 👤 James S Panosian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:32
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/26
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
THE METHOD OF MANUFACTURING A PHOTOGRAPHIC FILM HOLDER WHICH HAS A RIGID SEPARATOR PLATE MOUNTED IN A PLASTIC FRAME, SAID SEPARATOR PLATE BEING ADAPTED TO CARRY SENSITIZED SHEETS ON ITS OPPOSITE SIDES AND SAID FRAME PROJECTING LATERALLY AT OPPOSITE SIDES FROM THE OPPOSITE SIDES OF THE PLATE, WHICH COMPRISES PLACING THE PLATE UPON A PLASTIC FRAME PIECE WHOSE THICKNESS IS SLIGHTLY MORE THAN HALF THAT OF THE FINISHED FRAME, THEN PLACING A SECOND PLASTIC FRAME PIECE, WHOSE THICKNESS ALSO IS SLIGHTLY MORE THAN HALF THAT OF THE FINISHED FRAME, OVER THE PLATE WITH THE OPPOSED LATERAL FACES OF THE TWO FRAME PIECES IN CONTACT AND IN A PLASTIC STATE, POSITIONING THE TWO FRAME PIECES BETWEEN DIES AND PRESSING THE DIES TOWARD ONE ANOTHER UNTIL THE DIES ENGAGE THE SEPARATOR PLATE, TO SECURE THE FRAME PIECES TOGETHER AROUND SAID PLATE, AND TO SPACE THE OUTSIDE LATERAL FACE OF THE FRAME AT PRECISE DISTANCES, RESPECTIVELY, FROM SENSITIZED SHEETS WHICH ARE CARRIED BY SAID PALTE.
Claim 2
Independent Claim
162 words
THE METHOD OF MANUFACTURING A PHOTOGRAPHIC FILM HOLDER WHICH HAS A RIGID SEPARATOR PLATE MOUNTED IN A PLASTIC FRAME, SAID SEPARATOR PLATE BEING ADAPTED TO CARRY SENSITIZED SHEETS ON ITS OPPOSITE SIDES AND SAID FRAME PROJECTING LATERALLY AT OPPOSITE SIDES FROM THE OPPOSITE SIDES OF THE PLATE, WHICH COMPRISES PLACING THE PLATE UPON A PLASTIC FRAME PIECE WHOSE THICKNESS IS SLIGHTLY MORE THAN HALF THAT OF THE FINISHED FRAME, THEN PLACING A SECOND PLASTIC FRAME PIECE, WHOSE THICKNESS ALSO IS SLIGHTLY MORE THAN HALF THAT OF THE FINISHED FRAME, OVER THE PLATE WITH THE OPPOSED LATERAL FACES OF THE TWO FRAME PIECES IN CONTACT AND IN A PLASTIC STATE, POSITIONING THE TWO FRAME PIECES BETWEEN DIES AND PRESSING THE DIES TOWARD ONE ANOTHER UNTIL THE DIES ENGAGE THE SEPARATOR PLATE, TO SECURE THE FRAME PIECES TOGETHER AROUND SAID PLATE, AND TO SPACE THE OUTSIDE LATERAL FACE OF THE FRAME AT PRECISE DISTANCES, RESPECTIVELY, FROM SENSITIZED SHEETS WHICH ARE CARRIED BY SAID PALTE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |