US3000175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burning rate acceleration catalysts for solid propellant compositions
Assignee: Aerojet Rocketdyne Inc
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Filing: 1955-05-13
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Granted: 1961-09-19
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Expires: 1975-05-13
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Lawrence
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:31
CPC Classifications
C; C06; C06B; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C06B23/00; C06B23/007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
IN A METHOD OF PRODUCING THUS FOR PROPULSION BY SAID PROPELLANT COMPOSITION, IN A CHAMBER WHEREIN SAID PROPELLANT COMPOSITION CONSISTS ESSENTIALLY OF A CURED INTIMATE MIXTURE OF A SOLID INORGANIC OXIDIZING SALT AND A COMBUSTIBLE ORGANIC RESIN, THE IMPROVEMENT WITH COMPRISES BURNING SAID PROPELLANT IN THE PRESENCE OF THE BURN ING RATE ACCELERATION CATALYST, LEAD CHLORIDE.
Claim 2
Dependent Claim
56 words
IN A METHOD OF PRODUCING THUS FOR PROPULSION BY SAID PROPELLANT COMPOSITION, IN A CHAMBER WHEREIN SAID PROPELLANT COMPOSITION CONSISTS ESSENTIALLY OF A CURED INTIMATE MIXTURE OF A SOLID INORGANIC OXIDIZING SALT AND A COMBUSTIBLE ORGANIC RESIN, THE IMPROVEMENT WITH COMPRISES BURNING SAID PROPELLANT IN THE PRESENCE OF THE BURN ING RATE ACCELERATION CATALYST, LEAD CHLORIDE.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |