US3246788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Missile tank having buckling resistant, pretensioned sidewall
Assignee: Lockheed Martin Corp
•
Filing: 1960-08-12
•
Granted: 1966-04-19
•
Expires: 1980-08-12
Abstract
No abstract record available.
Inventors
- 👤 Andre J Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:52
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/60; F02K9/605
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A TANK STRUCTURE COMPRISING A CONTINUOUS GENERALLY CYLINDRICAL SIDEWALL ADAPTED TO BE SUBJECTED TO AXIAL COMPRESSION BY EXTERNAL FORCES, END STRUCTURES CONNECTED AT RESPECTIVELY OPPOSITE ENDS OF SAID SIDEWALL AND DEFINING THEREWITH A TANK, AND CENTRALLY DISPOSED AXIALLY PRESTRESSED MEANS WITHIN THE TANK STRUCTURE IN COMMUNICATION WITH SAID END STRUCTURES, SAID AXIALLY PRESTRESSED MEANS NORMALLY BEING OF A LENGTH SOMEWHAT GREATER THAN THE NORMAL
Claim 2
Dependent Claim
64 words
A TANK STRUCTURE COMPRISING A CONTINUOUS GENERALLY CYLINDRICAL SIDEWALL ADAPTED TO BE SUBJECTED TO AXIAL COMPRESSION BY EXTERNAL FORCES, END STRUCTURES CONNECTED AT RESPECTIVELY OPPOSITE ENDS OF SAID SIDEWALL AND DEFINING THEREWITH A TANK, AND CENTRALLY DISPOSED AXIALLY PRESTRESSED MEANS WITHIN THE TANK STRUCTURE IN COMMUNICATION WITH SAID END STRUCTURES, SAID AXIALLY PRESTRESSED MEANS NORMALLY BEING OF A LENGTH SOMEWHAT GREATER THAN THE NORMAL
References Cited (Backward Citations)
US266906A
Cited
US783776A
Cited
US1738483A
Cited
US1952867A
Cited
US2008858A
Cited
US2237308A
Cited
US2295514A
Cited
US2386018A
Cited
US2333792A
Cited
US2620552A
Cited
FR1012620A
Cited
US2776100A
Cited
US2806663A
Cited
US2887243A
Cited
US3034745A
Cited
US3073018A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |