Patent US6426760B1 successfully refreshed from Google Patents.
US3263275A
Expired / Lapsed
US
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Apparatus for casting small solid propellant rocket motors for testing purposes
Assignee: ATK Launch Systems LLC
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Filing: 1963-07-22
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Granted: 1966-08-02
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Expires: 1983-07-22
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert M Mcelroy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:48
CPC Classifications
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
81 words
AN APPARATUS FOR USE WITH THE CASTING OF SOLID PROPELLANT ROCKET MOTORS COMPRISING A PAIR OF TUBULAR SLEEVES FOR ENGAGING THE OPPOSITE ENDS OF A MOTOR CASE, EACH OF SAID SLEEVES HAVING A SEAT THEREIN TO RECEIVE THE RESPECTIVE ENDS OF THE MOTOR CASE, EACH OF SAID SLEEVES HAVING AN INTEGRAL DISC FLANGE THEREON, TIE BOLTS EXTENDED THROUGH SAID FLANGES FOR RETAINING THE MOTOR CASE AND SAID SLEEVES IS FIXED RIGID RELATION TO EACH OTHER, CORE MEANS FOR INSERTION INTO SAID
Claim 2
Independent Claim
81 words
AN APPARATUS FOR USE WITH THE CASTING OF SOLID PROPELLANT ROCKET MOTORS COMPRISING A PAIR OF TUBULAR SLEEVES FOR ENGAGING THE OPPOSITE ENDS OF A MOTOR CASE, EACH OF SAID SLEEVES HAVING A SEAT THEREIN TO RECEIVE THE RESPECTIVE ENDS OF THE MOTOR CASE, EACH OF SAID SLEEVES HAVING AN INTEGRAL DISC FLANGE THEREON, TIE BOLTS EXTENDED THROUGH SAID FLANGES FOR RETAINING THE MOTOR CASE AND SAID SLEEVES IS FIXED RIGID RELATION TO EACH OTHER, CORE MEANS FOR INSERTION INTO SAID
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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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |