US2916892A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning system controls
Assignee: Motors Liquidation Co
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Filing: 1956-09-27
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Granted: 1959-12-15
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Expires: 1976-09-27
Abstract
No abstract record available.
Inventors
- 👤 Charles F Whitmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:32
CPC Classifications
B; B60; B60H; B60H1/00; B60H1/32; B60H1/3204; B60H1/3205; B60H1/321; F; F24; F24F; F24F11/00; F24F11/30; F24F11/70; F24F11/80; F24F11/86; F25; F25B; F25B41/00; F25B41/20; B60H2001/3269; B60H2001/328; B60H2001/3283; F25B47/00; F25B47/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-14 | 1963-06-15 | 1963-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-14 | 1967-06-15 | 1967-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-14 | 1971-06-15 | 1971-12-15 | $7700.00 | Window Closed / Lapsed |