US3022170A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temporary seal for photographic film roll
Assignee: Polaroid Corp
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Filing: 1959-12-29
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Granted: 1962-02-20
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Expires: 1979-12-29
Abstract
No abstract record available.
Inventors
- 👤 Rodman F Flinchbaugh
- 👤 Harold W Huffman
- 👤 Robert A Sands
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:46
CPC Classifications
G; G03; G03C; G03C3/00; G03C3/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN A PHOTOGRAPHIC FILM ROLL, THE COMBINATION THEREWITH OF A TEMPORARY, REUSABLE ADHESIVE SEAL, COMRPISING A PIECE OF PRESSURE-SENSITIVE ADHESIVE TAPE SECURED TO THE OUTER LAYER OF SAID FILM ROLL AND ADHESIVELY ENGAGING THE NEXT INNER LAYER OF SAID FILM ROLL THROUGH A FIRST WINDOW IN SAID OUTER LAYER, SAID NEXT INER LAYER HAVING A SECOND WINDOW UNDERLYING SAID FIRST WINDOW, SAID FIRST WINDOW BEING FROMED BY REMOVING A PORTIO OF SAID OUTER LAYER AND SAID SECOND WINDOW BENG FORMED BY REMOVING PORTIONS OF SAID NEXT INNER LAYER TO FORM A PLURALITY OF OPENINGS THEREIN, THE COMBINED AREA OF SAID PLURALITY OF OPENINGS BEING LESS THAN THAT OF SAID FIRST WINDOW.
Claim 2
Dependent Claim
111 words
IN A PHOTOGRAPHIC FILM ROLL, THE COMBINATION THEREWITH OF A TEMPORARY, REUSABLE ADHESIVE SEAL, COMRPISING A PIECE OF PRESSURE-SENSITIVE ADHESIVE TAPE SECURED TO THE OUTER LAYER OF SAID FILM ROLL AND ADHESIVELY ENGAGING THE NEXT INNER LAYER OF SAID FILM ROLL THROUGH A FIRST WINDOW IN SAID OUTER LAYER, SAID NEXT INER LAYER HAVING A SECOND WINDOW UNDERLYING SAID FIRST WINDOW, SAID FIRST WINDOW BEING FROMED BY REMOVING A PORTIO OF SAID OUTER LAYER AND SAID SECOND WINDOW BENG FORMED BY REMOVING PORTIONS OF SAID NEXT INNER LAYER TO FORM A PLURALITY OF OPENINGS THEREIN, THE COMBINED AREA OF SAID PLURALITY OF OPENINGS BEING LESS THAN THAT OF SAID FIRST WINDOW.
References Cited (Backward Citations)
US2188779A
Cited
US2630385A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-19 | 1965-08-21 | 1966-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-19 | 1969-08-21 | 1970-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-19 | 1973-08-21 | 1974-02-20 | $7700.00 | Window Closed / Lapsed |