Patent US4276331A successfully refreshed from Google Patents.
US2022011A
Expired / Lapsed
US
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Resinous composition
Assignee: EIDP Inc
•
Filing: 1932-05-03
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Granted: 1935-11-26
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Expires: 1952-05-03
Abstract
No abstract record available.
Inventors
- 👤 Sly Caryl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:44
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/46; C08L; C08L67/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-11-25 | 1939-05-27 | 1939-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-11-25 | 1943-05-27 | 1943-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-11-25 | 1947-05-27 | 1947-11-26 | $7700.00 | Window Closed / Lapsed |