US3336751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid propellant composition containing liquid organometallic compound and method of use
Assignee: Ethyl Corp
•
Filing: 1964-08-04
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Granted: 1967-08-22
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Expires: 1984-08-04
Abstract
No abstract record available.
Inventors
- 👤 Ellis B Rifkin
- 👤 Rex D Closson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:55
CPC Classifications
C; C06; C06B; C06B23/00; C06B23/007
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A SOLID PROPELLANT COMPOSITION COMPRISING FROM ABOUT 50 TO 90 WEIGHT PERCENT OF AN INORGANIC OXIDIZING SALT, FROM ABOUT 10 TO 50 WEIGHT PERCENT OF AN ORGANIC BINDER, AND FROM ABOUT 0.1 TO 5 WEIGHT PERCENT OF AN ORGANOMETALLIC COMPOUND OF CHROMIUM, SAID ORGANOMETALLIC COMPOUND BEING LIQUID AT SUBSTANTIALLY 40*C. AND HAVING AT LEAST ONE CARBON-TO-METAL BOND.
Claim 2
Dependent Claim
57 words
A SOLID PROPELLANT COMPOSITION COMPRISING FROM ABOUT 50 TO 90 WEIGHT PERCENT OF AN INORGANIC OXIDIZING SALT, FROM ABOUT 10 TO 50 WEIGHT PERCENT OF AN ORGANIC BINDER, AND FROM ABOUT 0.1 TO 5 WEIGHT PERCENT OF AN ORGANOMETALLIC COMPOUND OF CHROMIUM, SAID ORGANOMETALLIC COMPOUND BEING LIQUID AT SUBSTANTIALLY 40*C. AND HAVING AT LEAST ONE CARBON-TO-METAL BOND.
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) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |