US3260067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigeration machine
Assignee: Trane Co
•
Filing: 1964-05-04
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Granted: 1966-07-12
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Expires: 1984-05-04
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Mcclure
- 👤 George W Webster
- 👤 Chester D Ware
- 👤 Irwin R Friedman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:07
CPC Classifications
F; F25; F25B; F25B1/00; F25B1/04; F25B1/053; F04; F04D; F04D17/00; F04D17/08; F04D17/10; F04D17/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A REFRIGERANT MACHINE COMPRISING IN COMBINATION A REFRIGERANT EVAPORATOR; A REFRIGERANT COMPRESSOR; A REFRIGERANT CONDENSER; MEANS CONNECTING SAID REFRIGERANT EVAPORATOR, COMPRESSOR AND CONDENSER RESPECTIVELY IN SERIES; SAID EVAPORATOR INCLUDING A PLURALITY OF TUBES FOR CONDUCTING THEREIN A FLUID TO BE COOLED BY REFRIGERANT AND AN ELONGATED CYCLINDIRCAL SHELL DISPOSED ABOVE SAID TUBES FOR COLLECTING EVAPORATED REFRIGERANT; AN ELECTRIC
Claim 2
Dependent Claim
58 words
A REFRIGERANT MACHINE COMPRISING IN COMBINATION A REFRIGERANT EVAPORATOR; A REFRIGERANT COMPRESSOR; A REFRIGERANT CONDENSER; MEANS CONNECTING SAID REFRIGERANT EVAPORATOR, COMPRESSOR AND CONDENSER RESPECTIVELY IN SERIES; SAID EVAPORATOR INCLUDING A PLURALITY OF TUBES FOR CONDUCTING THEREIN A FLUID TO BE COOLED BY REFRIGERANT AND AN ELONGATED CYCLINDIRCAL SHELL DISPOSED ABOVE SAID TUBES FOR COLLECTING EVAPORATED REFRIGERANT; AN ELECTRIC
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) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |