US3084005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite aluminum alloy engine cylinder
Assignee: Gould National Batteries Inc
•
Filing: 1958-06-23
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Granted: 1963-04-02
•
Expires: 1978-06-23
Abstract
No abstract record available.
Inventors
- 👤 Marshall G Whitfield
- 👤 Wendell C Cheney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:19
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/01; B32B15/016; F; F02; F02F; F02F1/00; F02F1/02; F02F1/04; F02F1/06; F02F1/08; F05; F05C; F05C2201/00; F05C2201/04; F05C2201/0469; F05C2201/0475; F05C2203/00; F05C2203/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A LIGHT METAL CYLINDER FOR AN INTERNAL COMBUSTION ENGINE, SAID CYLINDER HAVING A UNITY BODY WITH AN INNER CYLINDERICAL SURFACE FOR COACTION WITH A PISTON, SAID CYLINDER BEING MADE OF METAL CONSISTING PRINCIPALLY OF ALUMINUM, THE METAL AT AND ADJACENT SAID INNER CYLIN-
Claim 2
Dependent Claim
43 words
A LIGHT METAL CYLINDER FOR AN INTERNAL COMBUSTION ENGINE, SAID CYLINDER HAVING A UNITY BODY WITH AN INNER CYLINDERICAL SURFACE FOR COACTION WITH A PISTON, SAID CYLINDER BEING MADE OF METAL CONSISTING PRINCIPALLY OF ALUMINUM, THE METAL AT AND ADJACENT SAID INNER CYLIN-
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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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |