Patent US2545264A successfully refreshed from Google Patents.
US2545264A
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US
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Warpable frame actuating device for use with electric switches and the like
Assignee: Individual
•
Filing: 1947-07-03
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Granted: 1951-03-13
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Expires: 1967-07-03
Abstract
No abstract record available.
Inventors
- 👤 Lincoln K Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:38
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/02; H01H13/26; H01H13/48; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/18896; Y10T74/18904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2166238A
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US1849481A
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US1939286A
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US2202440A
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US2259312A
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US2284644A
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US2275642A
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US2332883A
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US2417652A
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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) | 1954-03-12 | 1954-09-11 | 1955-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-12 | 1958-09-11 | 1959-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-12 | 1962-09-11 | 1963-03-13 | $7700.00 | Window Closed / Lapsed |