US2957462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engines of the swash or wobble plate type
Assignee: Individual
•
Filing: 1958-12-12
•
Granted: 1960-10-25
•
Expires: 1978-12-12
Abstract
No abstract record available.
Inventors
- 👤 Clark Charles William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:32
CPC Classifications
F; F01; F01B; F01B3/00; F01B3/0032; F01B3/0035; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18296; Y10T74/18336
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1346672A
Cited
US1716020A
Cited
US1968470A
Cited
US2063362A
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US2113480A
Cited
US2037051A
Cited
US2431686A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-25 | 1964-04-25 | 1964-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-25 | 1968-04-25 | 1968-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-25 | 1972-04-25 | 1972-10-25 | $7700.00 | Window Closed / Lapsed |