Patent US3204560A successfully refreshed from Google Patents.
US3204560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid rocket propellant containing metal encapsulated gas
Assignee: Lockheed Martin Corp
•
Filing: 1961-04-24
•
Granted: 1965-09-07
•
Expires: 1981-04-24
Abstract
No abstract record available.
Inventors
- 👤 John B Gustavson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:38
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/08; C; C06; C06B; C06B45/00; C06B45/18; C06B45/30; F02K9/72; Y; Y10; Y10S; Y10S60/00; Y10S60/909
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A SOLID PROPELLANT FOR ROCKET MOTORS, COMPRISING A PLURLAITY OF CAPSULES EMBEDDED IN A POLYMERIC RUBBER BASE PROPELLANT TO FORM A COHERENT MASS, EACH OF SAID CAPSULES BEING FORMED OF A CHEMICALLY ACTIVE METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, BERYLLIUM, TITANIUM AND ALLOYS THEREOF, AND EACH OF SAID CAPSULES CONTAINING A GAS SELECTED FROM THE GROUP CONSISTING OF NITROGEN TRIFLUORIDE, HYDRAZINE FLUORIDE, NITROGEN TETROXIDE, FLUORINE, OXYGEN, OZONE AND MIXTURES THEREOF, SAID GAS BEING COMPRESSED TO A DENSITY SUCH THAT ITS WEIGHT AND THE
Claim 2
Dependent Claim
85 words
A SOLID PROPELLANT FOR ROCKET MOTORS, COMPRISING A PLURLAITY OF CAPSULES EMBEDDED IN A POLYMERIC RUBBER BASE PROPELLANT TO FORM A COHERENT MASS, EACH OF SAID CAPSULES BEING FORMED OF A CHEMICALLY ACTIVE METAL SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, BERYLLIUM, TITANIUM AND ALLOYS THEREOF, AND EACH OF SAID CAPSULES CONTAINING A GAS SELECTED FROM THE GROUP CONSISTING OF NITROGEN TRIFLUORIDE, HYDRAZINE FLUORIDE, NITROGEN TETROXIDE, FLUORINE, OXYGEN, OZONE AND MIXTURES THEREOF, SAID GAS BEING COMPRESSED TO A DENSITY SUCH THAT ITS WEIGHT AND THE
References Cited (Backward Citations)
US2942961A
Cited
US2942962A
Cited
US2072671A
Cited
US2802332A
Cited
US2970898A
Cited
US2960935A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |