US2834843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus
Assignee: Individual
•
Filing: 1955-12-01
•
Granted: 1958-05-13
•
Expires: 1975-12-01
Abstract
No abstract record available.
Inventors
- 👤 Raymond N Auger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:06
CPC Classifications
H; H01; H01H; H01H3/00; H01H3/32; H01H3/40; G; G05; G05G; G05G19/00; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19535
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1377844A
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US2078161A
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US2266237A
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US2551943A
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US2625619A
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US2542088A
Cited
US2738390A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |