US3467730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoset carboxy copolymer-amino aldehyde-epoxide resin compositions
Assignee: Hi Tek Polymers Inc
•
Filing: 1964-12-14
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Granted: 1969-09-16
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Expires: 1984-12-14
Abstract
No abstract record available.
Inventors
- 👤 Darrell D Hicks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:30
CPC Classifications
C; C09; C09D; C09D161/00; C09D161/20; C09D161/32; C09D157/00; C09D163/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2604464A
Cited
US2839514A
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US2798861A
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US2897174A
Cited
US2918391A
Cited
US3105826A
Cited
US3215756A
Cited
US3156740A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |