US2508557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Eccentric follower mechanism
Assignee: Ambac International Corp
•
Filing: 1946-11-15
•
Granted: 1950-05-23
•
Expires: 1966-11-15
Abstract
No abstract record available.
Inventors
- 👤 Jr George B Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:21
CPC Classifications
F; F16; F16H; F16H53/00; F16H53/06; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101; Y10T74/2107
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US322531A
Cited
US638990A
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US1461560A
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US1504774A
Cited
US1534509A
Cited
US1943071A
Cited
US1970104A
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US2209479A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-22 | 1953-11-21 | 1954-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-22 | 1957-11-21 | 1958-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-22 | 1961-11-21 | 1962-05-23 | $7700.00 | Window Closed / Lapsed |