US2529970A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric switch
Assignee: Individual
•
Filing: 1945-07-17
•
Granted: 1950-11-14
•
Expires: 1965-07-17
Abstract
No abstract record available.
Inventors
- 👤 Schmid William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:32
CPC Classifications
H; H01; H01H; H01H13/00; H01H13/02; H01H13/26; H01H13/28; H01H13/12; H01H13/14; H01H13/16; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/18896
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1132997A
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DE47975C
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US744736A
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FR352644A
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US1009565A
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US1380595A
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US1726897A
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US1718717A
Cited
US1834369A
Cited
US2047950A
Cited
US2086752A
Cited
US2151612A
Cited
FR802631A
Cited
US2292837A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-13 | 1954-05-15 | 1954-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-13 | 1958-05-15 | 1958-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-13 | 1962-05-15 | 1962-11-14 | $7700.00 | Window Closed / Lapsed |