Patent US3453156A successfully refreshed from Google Patents.
US3453156A
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Composite propellant compositions containing polysiloxanes with alkenyl groups
Assignee: Imperial Chemical Industries Ltd
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Filing: 1965-03-10
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Granted: 1969-07-01
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Expires: 1985-03-10
Abstract
No abstract record available.
Inventors
- 👤 Clarence Bertram Hackett
- 👤 Patrick Mcavoy Kelly
- 👤 John Macgilchrist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:56
CPC Classifications
C; C06; C06B; C06B45/00; C06B45/04; C06B45/06; C06B45/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A COMPOSITE PROPELLENT COMPOSITION SUITABLE FOR GAS GENERATORS AND CARTRIDGE ACTUATED DEVICES COMPRISING AN OXIDIZING MATERIAL DISPERSED IN A SILICONE BINDER MATERIAL SELECTED FROM THE GROUP CONSISTING OF SILICONE RUBBER AND SILICONE RESIN, PREPARED BY CURING A POLYSILOXANE COMPOSITION COMPRISING A PROPORTION OF ACYCLIC ALKENYL GROUPS BONDED TO SILICON ATOMS OF THE POLYSILOXANE CHAIN.
Claim 2
Dependent Claim
54 words
A COMPOSITE PROPELLENT COMPOSITION SUITABLE FOR GAS GENERATORS AND CARTRIDGE ACTUATED DEVICES COMPRISING AN OXIDIZING MATERIAL DISPERSED IN A SILICONE BINDER MATERIAL SELECTED FROM THE GROUP CONSISTING OF SILICONE RUBBER AND SILICONE RESIN, PREPARED BY CURING A POLYSILOXANE COMPOSITION COMPRISING A PROPORTION OF ACYCLIC ALKENYL GROUPS BONDED TO SILICON ATOMS OF THE POLYSILOXANE CHAIN.
References Cited (Backward Citations)
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US2949352A
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US3022149A
Cited
US3053709A
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US3403061A
Cited
US3190776A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |