Patent US3352679A successfully refreshed from Google Patents.
US3352679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic element comprising polycarbonate resin coated paper
Assignee: Eastman Kodak Co
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Filing: 1963-10-09
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Granted: 1967-11-14
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Expires: 1983-10-09
Abstract
No abstract record available.
Inventors
- 👤 Wilho M Salminen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:39
CPC Classifications
C; C08; C08L; C08L69/00; G; G03; G03C; G03C8/00; G03C8/42; G03C8/52; Y; Y10; Y10S; Y10S430/00; Y10S430/142
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
A SHEET FOR RECEIVING PHOTOGRAPHIC DYES COMPRISING A PAPER SUPPORT HAVING THEREON A POLYCARBONATE RESIN COATING, AND A HYDROPHILIC ORGANIC COLLOID LAYER CONTAINING A MORDANT FOR SAID DYES OVER THE POLYCARBONATE RESIN COATING.
Claim 2
Dependent Claim
33 words
A SHEET FOR RECEIVING PHOTOGRAPHIC DYES COMPRISING A PAPER SUPPORT HAVING THEREON A POLYCARBONATE RESIN COATING, AND A HYDROPHILIC ORGANIC COLLOID LAYER CONTAINING A MORDANT FOR SAID DYES OVER THE POLYCARBONATE RESIN COATING.
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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |