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US2817241A
Expired / Lapsed
US
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Actuating mechanism
Assignee: Individual
•
Filing: 1952-05-29
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Granted: 1957-12-24
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Expires: 1972-05-29
Abstract
No abstract record available.
Inventors
- 👤 Roy L Chandler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:46
CPC Classifications
G; G05; G05G; G05G5/00; G05G5/04; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18856; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1609292A
Cited
US1708520A
Cited
US1783340A
Cited
US1849327A
Cited
US1902266A
Cited
US2246034A
Cited
US2520628A
Cited
US2655812A
Cited
US2627188A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-12-23 | 1961-06-24 | 1961-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-12-23 | 1965-06-24 | 1965-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-12-23 | 1969-06-24 | 1969-12-24 | $7700.00 | Window Closed / Lapsed |