Patent US3698967A successfully refreshed from Google Patents.
US3698967A
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Method of curing propellants containing carboxyl terminated polyalkadienes using an organic iron salt
Assignee: ATK Launch Systems LLC
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Filing: 1964-01-29
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Granted: 1972-10-17
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Expires: 1984-01-29
Abstract
Abstract 1. A METHOD OF PRODUCING SUPERIOR CURES IN SOLID PROPELLANT COMPOSITIONS CONTAINING AS ITS COMPONENTS A CARBOXYL CONTAINING HYDROCARBON FUEL BINDER, OXIDIZER, EPOXY RESIN CURING AGENT AND PROPELLANT ADJUVANTS, COMPRISING ADMIXING INTO SAID SOLID PROPELLANT COMPOISTION PRIOR TO CURING, A CATALYTIC AMOUNT OF AN IRON SALT OF A CARBOXYLIC ACID AND ALLOWING SUFFICIENT TIME TO ELAPSE UNTIL A SATISFACTORY STATE OF CURE IS OBTAINED.
Inventors
- 👤 Grant Thompson
- 👤 Bobby M Wall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:11
CPC Classifications
C; C08; C08C; C08C19/00; C08C19/30; C08C19/34; C08C19/36; C06; C06B; C06B23/00; C06B23/009; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C08L; C08L63/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A METHOD OF PRODUCING SUPERIOR CURES IN SOLID PROPELLANT COMPOSITIONS CONTAINING AS ITS COMPONENTS A CARBOXYL CONTAINING HYDROCARBON FUEL BINDER, OXIDIZER, EPOXY RESIN CURING AGENT AND PROPELLANT ADJUVANTS, COMPRISING ADMIXING INTO SAID SOLID PROPELLANT COMPOISTION PRIOR TO CURING, A CATALYTIC AMOUNT OF AN IRON SALT OF A CARBOXYLIC ACID AND ALLOWING SUFFICIENT TIME TO ELAPSE UNTIL A SATISFACTORY STATE OF CURE IS OBTAINED.
Claim 2
Independent Claim
63 words
A METHOD OF PRODUCING SUPERIOR CURES IN SOLID PROPELLANT COMPOSITIONS CONTAINING AS ITS COMPONENTS A CARBOXYL CONTAINING HYDROCARBON FUEL BINDER, OXIDIZER, EPOXY RESIN CURING AGENT AND PROPELLANT ADJUVANTS, COMPRISING ADMIXING INTO SAID SOLID PROPELLANT COMPOISTION PRIOR TO CURING, A CATALYTIC AMOUNT OF AN IRON SALT OF A CARBOXYLIC ACID AND ALLOWING SUFFICIENT TIME TO ELAPSE UNTIL A SATISFACTORY STATE OF CURE IS OBTAINED.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-17 | 1976-04-17 | 1976-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-17 | 1980-04-17 | 1980-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-17 | 1984-04-17 | 1984-10-17 | $7700.00 | Window Closed / Lapsed |