US3229635A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocket nozzle diaphragm seal
Assignee: Individual
•
Filing: 1964-02-12
•
Granted: 1966-01-18
•
Expires: 1984-02-12
Abstract
No abstract record available.
Inventors
- 👤 George K Oss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:29
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/97; F02K9/978
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A DIAPHRAGM SEAL FOR THE NOZZLE OF A ROCKET MOTOR, SAID NOZZLE BEING FORMED WITH AN EXTERIOR ANNULAR GROOVE ADJACENT ITS END, SAID DIAPHRAGM COMPRISING: A CUP SHAPED ELASTIC MEMBER ADPATED TO COVER THE END OF THE NOZZLES; A RIM, INTEGRAL WITH SAID CUP SHAPED ELASTIC MEMBER, SAID RIM HAVING A CIRCULAR CROSS SECTION AND FORMED WITH A WEB CONNECTING SAID RIM WITH SAID CUP SHAPED MEMBER, SAID WEB AT THE POINT OF ATTACHMENT TO THE
Claim 2
Dependent Claim
76 words
A DIAPHRAGM SEAL FOR THE NOZZLE OF A ROCKET MOTOR, SAID NOZZLE BEING FORMED WITH AN EXTERIOR ANNULAR GROOVE ADJACENT ITS END, SAID DIAPHRAGM COMPRISING: A CUP SHAPED ELASTIC MEMBER ADPATED TO COVER THE END OF THE NOZZLES; A RIM, INTEGRAL WITH SAID CUP SHAPED ELASTIC MEMBER, SAID RIM HAVING A CIRCULAR CROSS SECTION AND FORMED WITH A WEB CONNECTING SAID RIM WITH SAID CUP SHAPED MEMBER, SAID WEB AT THE POINT OF ATTACHMENT TO THE
References Cited (Backward Citations)
US3123250A
Cited
US2645999A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |