Patent US3201376A successfully refreshed from Google Patents.
US3201376A
Expired / Lapsed
US
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Curable copolymers containing carboxyl and organo-metallic carboxylate and process for their preparation
Assignee: ATK Launch Systems LLC
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Filing: 1961-06-27
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Granted: 1965-08-17
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Expires: 1981-06-27
Abstract
No abstract record available.
Inventors
- 👤 Stephen W Osborn
- 👤 Arthur J Yu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:09
CPC Classifications
C; C08; C08C; C08C19/00; C08C19/30; C08C19/34; C08C19/36; C08F; C08F8/00; Y; Y10; Y10S; Y10S260/00; Y10S260/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
A LIQUID, CURABLE, ORGANO-METALLIC COPOLYMER SELECTED FROM THE GROUP CONSISTING OF ORGANO-METALLIC COPOLYMERS HAVING THE FORMULAS
Claim 2
Dependent Claim
16 words
A LIQUID, CURABLE, ORGANO-METALLIC COPOLYMER SELECTED FROM THE GROUP CONSISTING OF ORGANO-METALLIC COPOLYMERS HAVING THE FORMULAS
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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |