US3348607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indoor-outdoor compensated thermostat
Assignee: FRIEDRICH AIR CONDITIONING AND REFRIGERATION Co Inc A CORP OF TEX
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Filing: 1965-07-13
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Granted: 1967-10-24
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Expires: 1985-07-13
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Cootey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:04
CPC Classifications
F; F24; F24F; F24F11/00; F24F11/30; F24F11/70; F24F11/80; G; G05; G05D; G05D23/00; G05D23/19; G05D23/1927; G05D23/193; G05D23/1931; G05D23/275
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) | 1970-10-23 | 1971-04-24 | 1971-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-23 | 1975-04-24 | 1975-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-23 | 1979-04-24 | 1979-10-24 | $7700.00 | Window Closed / Lapsed |