US3700636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2-methyl-5-vinyltetrazole: acrylic ester: acrylic acid polymers
Assignee: United States Department of the Navy
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Filing: 1967-12-26
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Granted: 1972-10-24
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Expires: 1987-12-26
Abstract
Abstract A TERPOLYMER OF 2-METHYL-5-VINYLTETRAZOLE/ACRYLIC ESTER/ACRYLIC ACID AND A METHOD OF PREPARING IT BY REACTING 2-METHYL-5-VINYL TETRAZOLE ACRYLIC ACID AND AN ACRYLATE IN THE PRESENCE OF A CHAIN TRANSFER AGENT. THE RESULTING COMPOSITION PROVIDES A NEW FUEL BINDER COMPOSITION FOR PROPELLENT FORMULATIONS AND ALSO A NEW GUMSTOCK COMPOSITION.
Inventors
- 👤 Hermann S Haiss
- 👤 James U Lowe Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:06
CPC Classifications
C; C06; C06B; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C06B45/105
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) | 1975-10-24 | 1976-04-24 | 1976-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-24 | 1980-04-24 | 1980-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-24 | 1984-04-24 | 1984-10-24 | $7700.00 | Window Closed / Lapsed |