Patent US3243416A successfully refreshed from Google Patents.
US3243416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-norbornylmethyl sters of acrylic and methacrylic acids and polymers thereof
Assignee: Eastman Kodak Co
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Filing: 1964-01-07
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Granted: 1966-03-29
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Expires: 1984-01-07
Abstract
No abstract record available.
Inventors
- 👤 John R Caldwell
- 👤 Jr Winston J Jackson
- 👤 Clarence C Dannelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:55
CPC Classifications
C; C10; C10M; C10M145/00; C10M145/02; C10M145/10; C10M145/12; C10M145/14; C08; C08F; C08F20/00; C08F20/02; C08F20/10; C08F20/12; C08F20/16; C08F20/18; C10M2207/00; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
8 words
A POLYMERIC COMPOSITION HAVING THE RECURRING STRUCTURAL UNIT
References Cited (Backward Citations)
US2838479A
Cited
US3038887A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-28 | 1969-09-27 | 1970-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-28 | 1973-09-27 | 1974-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-28 | 1977-09-27 | 1978-03-29 | $7700.00 | Window Closed / Lapsed |