US2739835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostat
Assignee: Motors Liquidation Co
•
Filing: 1950-10-14
•
Granted: 1956-03-27
•
Expires: 1970-10-14
Abstract
No abstract record available.
Inventors
- 👤 Dolza John
- 👤 William K Steinhagen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:37
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/02; G05D23/024; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/206
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US376644A
Cited
US1304635A
Cited
US873511A
Cited
US1419246A
Cited
US1983821A
Cited
US2259061A
Cited
US2295876A
Cited
US2476624A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-27 | 1959-09-26 | 1960-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-27 | 1963-09-26 | 1964-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-27 | 1967-09-26 | 1968-03-27 | $7700.00 | Window Closed / Lapsed |