US3470512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostatic switch having elements responsive to ambient temperature and current flow
Assignee: Individual
•
Filing: 1967-05-02
•
Granted: 1969-09-30
•
Expires: 1987-05-02
Abstract
No abstract record available.
Inventors
- 👤 William Leiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:07
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/52; H01H71/00; H01H71/10; H01H71/12; H01H71/14; H01H71/16; H01H71/162
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1839935A
Cited
US2069625A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |