US3268377A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Extrudable heat-resistant propellants containing polybutadiene-acrylonitrile with triallyl cyanurate
Assignee: Individual
•
Filing: 1965-01-13
•
Granted: 1966-08-23
•
Expires: 1985-01-13
Abstract
No abstract record available.
Inventors
- 👤 Visnov Martin
- 👤 James H Godsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:50
CPC Classifications
C; C06; C06B; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C08; C08F; C08F36/00; C08F36/02; C08F36/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A PROPELLANT COMPOSITION CAPABLE OF RESISTING ELEVATED TEMPERATURES FOR EXTENDED PERIODS CONSISTING ESSENTIALLY OF ABOUT 72 TO 87.5 WEIGHT PERCENT OF AN OXIDIZER, THE BALANCE COMPRISING A BINDER OF 49-75 WEIGHT PERCENT OF A COPOLYMER OF ABOUT 60% BUTADIENE AND 40% ACRYLONITRILE, 24-49 WEIGHT PERCENT OF TRIALLYL CYANURATE AND 1.25-2.5 WEIGHT PERCENT OF A CATALYST COMPRISING BENZOYL PEROXIDE AND TRICRESYL PHOSPHATE.
Claim 2
Dependent Claim
61 words
A PROPELLANT COMPOSITION CAPABLE OF RESISTING ELEVATED TEMPERATURES FOR EXTENDED PERIODS CONSISTING ESSENTIALLY OF ABOUT 72 TO 87.5 WEIGHT PERCENT OF AN OXIDIZER, THE BALANCE COMPRISING A BINDER OF 49-75 WEIGHT PERCENT OF A COPOLYMER OF ABOUT 60% BUTADIENE AND 40% ACRYLONITRILE, 24-49 WEIGHT PERCENT OF TRIALLYL CYANURATE AND 1.25-2.5 WEIGHT PERCENT OF A CATALYST COMPRISING BENZOYL PEROXIDE AND TRICRESYL PHOSPHATE.
References Cited (Backward Citations)
US3154449A
Cited
US3152027A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |