US3301002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conditioning apparatus
Assignee: Carrier Corp
•
Filing: 1965-04-26
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Granted: 1967-01-31
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Expires: 1985-04-26
Abstract
No abstract record available.
Inventors
- 👤 William L Mcgrath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:34
CPC Classifications
F; F25; F25B; F25B13/00; F24; F24F; F24F5/00; F25B1/00; F25B1/10; F25B29/00; F25B29/003; F25B31/00; F25B31/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A CONDITIONING APPARATUS, THE COMBINATION OF FIRST REFRIGERANT CIRCUIT MEANS FOR CONDITIONING A FIRST FLUID MEDIUM, SAID FIRST CIRCUIT MEANS INCLUDING A FIRST COMPRESSOR, A FIRST HEAT EXCHANGER, EXPANSION MEANS, AND A SECOND HEAT EXCHANGER, AND SECOND REFRIGERANT CIRCUIT MEANS FOR CONDITIONING A SECOND FLUID MEDIUM, SAID SECOND CIRCUIT MEANS INCLUDING A SECOND COMPRESSOR, A CONDENSER ARRANGED IN HEAT EXCHANGE RELATION WITH SAID SECOND FLUID MEDIUM, AND MEANS CONNECTING SAID SECOND COMPRESSOR AND SAID CONDENSER WITH SAID FIRST CIRCUIT MEANS SO AS TO OPERATIVELY INCORPORATE ONE OF SAID FIRST AND SECOND HEAT EXCHANGERS IN SAID SECOND CIRCUIT MEANS.
Claim 2
Dependent Claim
99 words
IN A CONDITIONING APPARATUS, THE COMBINATION OF FIRST REFRIGERANT CIRCUIT MEANS FOR CONDITIONING A FIRST FLUID MEDIUM, SAID FIRST CIRCUIT MEANS INCLUDING A FIRST COMPRESSOR, A FIRST HEAT EXCHANGER, EXPANSION MEANS, AND A SECOND HEAT EXCHANGER, AND SECOND REFRIGERANT CIRCUIT MEANS FOR CONDITIONING A SECOND FLUID MEDIUM, SAID SECOND CIRCUIT MEANS INCLUDING A SECOND COMPRESSOR, A CONDENSER ARRANGED IN HEAT EXCHANGE RELATION WITH SAID SECOND FLUID MEDIUM, AND MEANS CONNECTING SAID SECOND COMPRESSOR AND SAID CONDENSER WITH SAID FIRST CIRCUIT MEANS SO AS TO OPERATIVELY INCORPORATE ONE OF SAID FIRST AND SECOND HEAT EXCHANGERS IN SAID SECOND CIRCUIT MEANS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |