US3378601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resinoids of carboxy containing copolymers containing unsaturated acids, amides, other vinyl monomers and epoxides
Assignee: Resonac Corp
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Filing: 1964-03-26
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Granted: 1968-04-16
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Expires: 1984-03-26
Abstract
No abstract record available.
Inventors
- 👤 Tanaka Shigeyoshi
- 👤 Minami Toshiro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:30
CPC Classifications
C; C08; C08L; C08L63/00; C08F; C08F20/00; C08F20/02; C08F20/52; C08F20/54; C08F20/62; C08F283/00; C08F283/10; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/44; C08G59/46; C08G59/48; C08L67/00
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) | 1971-04-16 | 1971-10-16 | 1972-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-16 | 1975-10-16 | 1976-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-16 | 1979-10-16 | 1980-04-16 | $7700.00 | Window Closed / Lapsed |