Patent US3292387A successfully refreshed from Google Patents.
US3292387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air conditioning equipment including time delay control circuitry
Assignee: Trane US Inc
•
Filing: 1965-03-30
•
Granted: 1966-12-20
•
Expires: 1985-03-30
Abstract
No abstract record available.
Inventors
- 👤 Don J Harbour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:30
CPC Classifications
F; F24; F24F; F24F11/00; F24F11/70; F24F11/72; F24F11/74; F24F11/77; F24F11/30; F24F11/62; F24F11/63; F24F11/50; F24F11/61; Y; Y02; Y02B; Y02B30/00; Y02B30/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
IN AN AIR CONDITIONS SYSTEM COMPRISING MEANS INCLUDING A DRIVE MOTOR FOR CONDITIONING AIR TO BE SUPPLIED TO AN ENCLOSURE AND AIR CIRCULATING MEANS OPERABLE UPON ENERGIZATION THEREOF FOR DELIVERING THE CONDITIONED AIR TO THE ENCLOSURE, A CONTROL CIRCUIT COMPRISING: MEANS RESPONSIVE TO THE CONDITION OF THE AIR WITHIN THE ENCLOSURE FOR ENERGIZING SAID AIR CIRCULATING MEANS, AND MEANS RESPONSIVE TO THE OPERATION OF SAID AIR CIRCULATING MEANS FOR ENERGIZING SAID DRIVE MOTOR.
Claim 2
Dependent Claim
73 words
IN AN AIR CONDITIONS SYSTEM COMPRISING MEANS INCLUDING A DRIVE MOTOR FOR CONDITIONING AIR TO BE SUPPLIED TO AN ENCLOSURE AND AIR CIRCULATING MEANS OPERABLE UPON ENERGIZATION THEREOF FOR DELIVERING THE CONDITIONED AIR TO THE ENCLOSURE, A CONTROL CIRCUIT COMPRISING: MEANS RESPONSIVE TO THE CONDITION OF THE AIR WITHIN THE ENCLOSURE FOR ENERGIZING SAID AIR CIRCULATING MEANS, AND MEANS RESPONSIVE TO THE OPERATION OF SAID AIR CIRCULATING MEANS FOR ENERGIZING SAID DRIVE MOTOR.
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |