US3477987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protection of olefinic polymers
Assignee: Uniroyal Chemical Co Inc
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Filing: 1967-11-06
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Granted: 1969-11-11
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Expires: 1987-11-06
Abstract
No abstract record available.
Inventors
- 👤 Byron A Hunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:01
CPC Classifications
C; C11; C11B; C11B5/00; C11B5/0021; C11B5/0035; C07; C07C; C07C37/00; C07C37/11; C07C37/14; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C09; C09K; C09K15/00; C09K15/04; C09K15/06; C09K15/08; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10M; C10M1/00; C10M1/08; C07C2601/00; C07C2601/18; C10L1/18; C10L1/182; C10L1/183; C10L1/1832; C10L1/24; C10L1/2406; C10L1/2418; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/40; C10M2207/404; C10N; C10N2040/00; C10N2040/135
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB924435A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-10 | 1973-05-12 | 1973-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-10 | 1977-05-12 | 1977-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-10 | 1981-05-12 | 1981-11-11 | $7700.00 | Window Closed / Lapsed |