US2735771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined light sensitive
Assignee: —
•
Filing: —
•
Granted: 1956-02-21
•
Expires: 1973-02-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:30
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/28; G03B17/32; G03B17/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A COMBINED LIGHT-SENSITIVE FILM AND PAPER DRAW TAB FOR FILM PACKAGES COMPRISING A SHEET OF FILM HAVING A LIGHT-SENSITIVE EMULSION ON ONE SURFACE AND A GELATIN COATING ON AND INTEGRAL WITH THE OPPOSITE SURFACE, A PAPER DRAW TAB, SAID DRAW TAB LYING IN FACE-TO-FACE RELATION WITH THE GELATIN COATED SURFACE OF SAID FILM AND ATTACHED THERETO ALONG ONE EDGE ONLY EXTENDING TRANSVERSELY OF SAID TAB BY A NARROW INTIMATE THERMO-FUSED BOND BETWEEN SAID GELATIN COATING AND SAID PAPER, SAID BOND CONSISTING SOLELY OF THE GELATIN COMPRISING SAID COATING.
Claim 2
Dependent Claim
88 words
A COMBINED LIGHT-SENSITIVE FILM AND PAPER DRAW TAB FOR FILM PACKAGES COMPRISING A SHEET OF FILM HAVING A LIGHT-SENSITIVE EMULSION ON ONE SURFACE AND A GELATIN COATING ON AND INTEGRAL WITH THE OPPOSITE SURFACE, A PAPER DRAW TAB, SAID DRAW TAB LYING IN FACE-TO-FACE RELATION WITH THE GELATIN COATED SURFACE OF SAID FILM AND ATTACHED THERETO ALONG ONE EDGE ONLY EXTENDING TRANSVERSELY OF SAID TAB BY A NARROW INTIMATE THERMO-FUSED BOND BETWEEN SAID GELATIN COATING AND SAID PAPER, SAID BOND CONSISTING SOLELY OF THE GELATIN COMPRISING SAID COATING.
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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) | 1959-02-20 | 1959-08-22 | 1960-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-20 | 1963-08-22 | 1964-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-20 | 1967-08-22 | 1968-02-21 | $7700.00 | Window Closed / Lapsed |