US3120028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible core assembly
Assignee: ATK Launch Systems LLC
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Filing: 1962-05-15
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Granted: 1964-02-04
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Expires: 1982-05-15
Abstract
No abstract record available.
Inventors
- 👤 Forrest W Streeter
- 👤 Ralph W Snowden
- 👤 Charles R Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:13
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/0033; B29C33/44; B29C33/48; B29C33/50; B29C33/505; F; F02; F02K; F02K9/00; F02K9/08; F02K9/24; F05; F05D; F05D2230/00; F05D2230/20; F05D2230/21; Y; Y10; Y10S; Y10S425/00; Y10S425/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A FLEXIBLE CORE ASSEMBLY FOR USE IN FORMING A CAVITY IN A SOLID PROPELLANT COMPRISING A RIGID CORE SECTION HAVING RADIALLY DISPOSED WEBS, WING MEMBERS AT THE OUTER ENDS OF SAID WEBS BEING CURVED TO CONFORM TO THE CONFIGURATION OF THE ELLIPSOIDAL END OF A ROCKET MOTOR CASING, EXTENSIONS ON THE INNER EDGES OF SAID WEBS AND REMOVABLE FLEXIBLE SEGMENTS MOUNTED ON SAID EXTENSIONS AND CONFORMING TO THE SHAPE THEREOF.
Claim 2
Dependent Claim
70 words
A FLEXIBLE CORE ASSEMBLY FOR USE IN FORMING A CAVITY IN A SOLID PROPELLANT COMPRISING A RIGID CORE SECTION HAVING RADIALLY DISPOSED WEBS, WING MEMBERS AT THE OUTER ENDS OF SAID WEBS BEING CURVED TO CONFORM TO THE CONFIGURATION OF THE ELLIPSOIDAL END OF A ROCKET MOTOR CASING, EXTENSIONS ON THE INNER EDGES OF SAID WEBS AND REMOVABLE FLEXIBLE SEGMENTS MOUNTED ON SAID EXTENSIONS AND CONFORMING TO THE SHAPE THEREOF.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-02-03 | 1967-08-05 | 1968-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-02-03 | 1971-08-05 | 1972-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-02-03 | 1975-08-05 | 1976-02-04 | $7700.00 | Window Closed / Lapsed |