US3525914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermally-responsive bimetallic starting switch for motors
Assignee: Danfoss AS
•
Filing: 1967-06-30
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Granted: 1970-08-25
•
Expires: 1987-06-30
Abstract
No abstract record available.
Inventors
- 👤 Holger V Vind
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:47
CPC Classifications
H; H02; H02P; H02P1/00; H02P1/16; H02P1/42; H01; H01H; H01H61/00; H01H61/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2132888A
Cited
US2261250A
Cited
US2403803A
Cited
US2618721A
Cited
US3213329A
Cited
US3293519A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-24 | 1974-02-23 | 1974-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-24 | 1978-02-23 | 1978-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-24 | 1982-02-23 | 1982-08-25 | $7700.00 | Window Closed / Lapsed |