US2995431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite ammonium nitrate propellants containing boron
Assignee: Phillips Petroleum Co
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Filing: 1958-06-20
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Granted: 1961-08-08
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Expires: 1978-06-20
Abstract
No abstract record available.
Inventors
- 👤 Charles C Bice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:42
CPC Classifications
C; C06; C06B; C06B31/00; C06B31/28; C06B31/30; C06B33/00; C06B33/04; C06B45/00; C06B45/04; C06B45/06; C06B45/10; Y; Y10; Y10S; Y10S149/00; Y10S149/11; Y10S149/114
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A SOLID PROPELLANT COMPOSITION CONSISTING ESSENTIALLY OF, IN PARTS BY WEIGHT PER 100 PARTS OF THE TOTAL COMPOSITION: FROM 3.5 TO 8 PARTS OF A BINDER COMPONENT COMPRISING A RUBBERY POLYMER SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER, POLYBUTADIENE, POLYISOBUTYLENE, POLYISOPRENE, COPOLYMERS OF ISOBUTYLENE AND ISOPRENE, COPOLYMERS OF A CONJUGATED DIENE CONTAINING FROM 4 TO 10 CARBON ATOMS PER MOLECULE AND STYRENE, AND COPOLYMERS OF A CONJUGATED DIENE CONTAINING FROM 4 TO 10 CARBON ATOMS PER MOLECULE AND A
Claim 2
Dependent Claim
80 words
A SOLID PROPELLANT COMPOSITION CONSISTING ESSENTIALLY OF, IN PARTS BY WEIGHT PER 100 PARTS OF THE TOTAL COMPOSITION: FROM 3.5 TO 8 PARTS OF A BINDER COMPONENT COMPRISING A RUBBERY POLYMER SELECTED FROM THE GROUP CONSISTING OF NATURAL RUBBER, POLYBUTADIENE, POLYISOBUTYLENE, POLYISOPRENE, COPOLYMERS OF ISOBUTYLENE AND ISOPRENE, COPOLYMERS OF A CONJUGATED DIENE CONTAINING FROM 4 TO 10 CARBON ATOMS PER MOLECULE AND STYRENE, AND COPOLYMERS OF A CONJUGATED DIENE CONTAINING FROM 4 TO 10 CARBON ATOMS PER MOLECULE AND A
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) | 1964-08-07 | 1965-02-06 | 1965-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-07 | 1969-02-06 | 1969-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-07 | 1973-02-06 | 1973-08-08 | $7700.00 | Window Closed / Lapsed |