US3533971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymer forming composition and electrodeposition thereof
Assignee: Pan American Tung Research & D
•
Filing: 1967-02-02
•
Granted: 1970-10-13
•
Expires: 1987-02-02
Abstract
No abstract record available.
Inventors
- 👤 Richmond O Austin
- 👤 Herschel V Bullock
- 👤 Thomas E Mccraney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:16
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/44; C09D5/4484
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2309243A
Cited
US2564423A
Cited
US2547497A
Cited
US3235547A
Cited
US3366563A
Cited
US3389145A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |