US3535147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Subbed film element and method for producing same
Assignee: Eastman Kodak Co
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Filing: 1968-01-04
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Granted: 1970-10-20
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Expires: 1988-01-04
Abstract
No abstract record available.
Inventors
- 👤 Walter Raymond White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:12
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/91; C; C08; C08J; C08J7/00; C08J7/04; C08J7/043; C08J7/046; C08J7/06; G11; G11B; G11B5/00; G11B5/62; G11B5/73; G11B5/7368; G11B5/7369; G11B5/739; G11B5/73923; G11B5/73927
Claims Analysis
Total Claims: 0
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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) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |