Patent US3190221A successfully refreshed from Google Patents.
US3190221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocket stage coupling
Assignee: Individual
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Filing: 1961-12-27
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Granted: 1965-06-22
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Expires: 1981-12-27
Abstract
No abstract record available.
Inventors
- 👤 John M Gariboldi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 03:57
CPC Classifications
F; F42; F42B; F42B15/00; F42B15/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A MISSILE HAVING A FORWARD END AND AN AFTER END, COMPRISING AT LEAST TWO ROCKET STAGES, WHEREIN ONE OF THE STAGES IN ADJACENT TO AND FIRED FIRST WITH RESPECT TO A SECOND FIRED STAGE, A SLEEVE HAVING OPPOSITE ENDS, MEANS FOR ATTACHING ONE END OF THE SLEEVE TO A FORWARD END OF THE FIRST FIRED STAGE, AT LEAST A PORTION OF THE OTHER END OF THE SLEEVE ENCOMPASSING AT LEAST A PORTION OF THE AFTER END OF THE SECOND FIRED STAGE AND RADIALLY SPACED THEREFROM, AND MEANS WEDGED WITHIN THE SPACE FOR MAINTAINING A CONNECTION INTERMEDIATE THE TWO STAGES SO THAT UPON FIRING OF SAID FIRST STAGE THE EXHAUST FORCE THEREFROM IS TRANSMITTED TO THE SECOND STAGE THROUGH SAID MEANS AND THE WEDGING ACTION OF SAID MEANS OPERATED TO STRENGTHEN THE CONNECTION, AND UPON FIRING OF THE SECOND FIRED STAGE THE EXHAUST FORCE THEREFROM BREAKS THE WEDGING ACTION AND SEPARATES THE STAGES.
Claim 2
Dependent Claim
152 words
A MISSILE HAVING A FORWARD END AND AN AFTER END, COMPRISING AT LEAST TWO ROCKET STAGES, WHEREIN ONE OF THE STAGES IN ADJACENT TO AND FIRED FIRST WITH RESPECT TO A SECOND FIRED STAGE, A SLEEVE HAVING OPPOSITE ENDS, MEANS FOR ATTACHING ONE END OF THE SLEEVE TO A FORWARD END OF THE FIRST FIRED STAGE, AT LEAST A PORTION OF THE OTHER END OF THE SLEEVE ENCOMPASSING AT LEAST A PORTION OF THE AFTER END OF THE SECOND FIRED STAGE AND RADIALLY SPACED THEREFROM, AND MEANS WEDGED WITHIN THE SPACE FOR MAINTAINING A CONNECTION INTERMEDIATE THE TWO STAGES SO THAT UPON FIRING OF SAID FIRST STAGE THE EXHAUST FORCE THEREFROM IS TRANSMITTED TO THE SECOND STAGE THROUGH SAID MEANS AND THE WEDGING ACTION OF SAID MEANS OPERATED TO STRENGTHEN THE CONNECTION, AND UPON FIRING OF THE SECOND FIRED STAGE THE EXHAUST FORCE THEREFROM BREAKS THE WEDGING ACTION AND SEPARATES THE STAGES.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |