Patent US2756150A successfully refreshed from Google Patents.
US2756150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light sensitive photographic paper and method for its production
Assignee: Eastman Kodak Co
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Filing: 1954-11-08
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Granted: 1956-07-24
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Expires: 1974-11-08
Abstract
No abstract record available.
Inventors
- 👤 William H Griggs
- 👤 Henry C Staehle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:32
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/775; G03C1/79
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A PHOTOGRAPHIC PAPER HAVING A GLOSSY SURFACE COMPRISING A PHOTOGRAPHIC PAPER BASE CONTAINING THEREON A FIRST COATING COMPRISING A STYRENE-BUTADIENE RESIN LATEX AND BARYTA, A SECOND COATING COMPRISING STRYENE-BUTADIENE LATEX AND GELATIN, WHICH COATING IS DRIED TO A SUBSTANTIALLY NON-PLASTIC CONDITION IN CONTACT WITH A HIGHLY POLISHED CASTING SURFACE AND A THIRD COATING COMPRISING A SLIGHT-SENSITIVE SILVER HALIDE EMULSION.
Claim 2
Dependent Claim
59 words
A PHOTOGRAPHIC PAPER HAVING A GLOSSY SURFACE COMPRISING A PHOTOGRAPHIC PAPER BASE CONTAINING THEREON A FIRST COATING COMPRISING A STYRENE-BUTADIENE RESIN LATEX AND BARYTA, A SECOND COATING COMPRISING STRYENE-BUTADIENE LATEX AND GELATIN, WHICH COATING IS DRIED TO A SUBSTANTIALLY NON-PLASTIC CONDITION IN CONTACT WITH A HIGHLY POLISHED CASTING SURFACE AND A THIRD COATING COMPRISING A SLIGHT-SENSITIVE SILVER HALIDE EMULSION.
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) | 1959-07-24 | 1960-01-23 | 1960-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-24 | 1964-01-23 | 1964-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-24 | 1968-01-23 | 1968-07-24 | $7700.00 | Window Closed / Lapsed |