US3232070A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerant saver
Assignee: SPORMAC SALES CO
•
Filing: 1963-05-17
•
Granted: 1966-02-01
•
Expires: 1983-05-17
Abstract
No abstract record available.
Inventors
- 👤 Sparano Joseph James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:14
CPC Classifications
F; F25; F25B; F25B45/00; F25B2345/00; F25B2345/002; F25B2345/005; F25B2345/0052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A REFRIGERANT SAVER FOR REMOVING REGRIGERANT FROM A DISABLED REFRIGERATION UNIT COMPRISING A PORTABLE UNIT EMBODYING A PUMP MEANS HAVING AN INLET AND AN OUTLET, OPERATING MEANS DRIVINGLY CONNECTD TO SAID PUMP MEANS, CONDENSER MEANS HAVING AN INLET AND AN OUTLET, CONDUIT MEANS CONNECTING THE OUTLET OF SAID PUMP MEANS TO THE INLET OF SAID CONDENSER MEANS, CONDUIT MEANS CONNECTED TO THE OUTLET OF SAID CONDENSER MEANS AND ADAPTED TO BE CONNECTED TO A TANK, FLUID PROPELLING MEANS ADJACENT TO SAID CONDENSER, SAID OPERATING MEANS BEING CONNECTED TO SAID FLUID PROPELLING MEANS SO AS TO CAUSE IT TO FORCE FLUID AGAINST SAID CONDENSER MEANS FOR COOLING THE SAME, AND MEANS FOR CONNECTING THE INLET OF SAID PUMP MENS WITH THE HIGH AND LOW PRESSURE SIDES OF A DISABLED REFRIGERATION UNIT WHEREBY TO FULLY EXHAUST REFRIGERANT THEREFROM.
Claim 2
Dependent Claim
136 words
A REFRIGERANT SAVER FOR REMOVING REGRIGERANT FROM A DISABLED REFRIGERATION UNIT COMPRISING A PORTABLE UNIT EMBODYING A PUMP MEANS HAVING AN INLET AND AN OUTLET, OPERATING MEANS DRIVINGLY CONNECTD TO SAID PUMP MEANS, CONDENSER MEANS HAVING AN INLET AND AN OUTLET, CONDUIT MEANS CONNECTING THE OUTLET OF SAID PUMP MEANS TO THE INLET OF SAID CONDENSER MEANS, CONDUIT MEANS CONNECTED TO THE OUTLET OF SAID CONDENSER MEANS AND ADAPTED TO BE CONNECTED TO A TANK, FLUID PROPELLING MEANS ADJACENT TO SAID CONDENSER, SAID OPERATING MEANS BEING CONNECTED TO SAID FLUID PROPELLING MEANS SO AS TO CAUSE IT TO FORCE FLUID AGAINST SAID CONDENSER MEANS FOR COOLING THE SAME, AND MEANS FOR CONNECTING THE INLET OF SAID PUMP MENS WITH THE HIGH AND LOW PRESSURE SIDES OF A DISABLED REFRIGERATION UNIT WHEREBY TO FULLY EXHAUST REFRIGERANT THEREFROM.
References Cited (Backward Citations)
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US2226851A
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US2285520A
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US2341430A
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US2972235A
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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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |