US2465638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stroke varying mechanism for swash plate engines
Assignee: Individual
•
Filing: 1945-05-24
•
Granted: 1949-03-29
•
Expires: 1965-05-24
Abstract
No abstract record available.
Inventors
- 👤 Samuel B Eckert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:23
CPC Classifications
F; F02; F02B; F02B75/00; F02B75/28; F02B75/282; F02B75/26; F16; F16H; F16H23/00; F16H23/02; 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)
US680237A
Cited
US924787A
Cited
US925148A
Cited
US1346672A
Cited
US1825691A
Cited
US1945391A
Cited
US2263561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-28 | 1952-09-27 | 1953-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-28 | 1956-09-27 | 1957-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-28 | 1960-09-27 | 1961-03-29 | $7700.00 | Window Closed / Lapsed |