Patent US3088288A successfully refreshed from Google Patents.
US3088288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoelectric refrigeration system
Assignee: Individual
•
Filing: 1960-12-21
•
Granted: 1963-05-07
•
Expires: 1980-12-21
Abstract
No abstract record available.
Inventors
- 👤 Thore M Elfving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:14
CPC Classifications
A; A61; A61F; A61F7/00; A61F7/10; A01; A01N; A01N1/00; A61B; A61B18/00; A61B18/02; A61M; A61M19/00; A61M5/00; A61M5/44; F; F25; F25B; F25B21/00; F25B21/02; H; H10; H10N; H10N10/00; H10N10/10; H10N10/13; A61F2007/0001; A61F2007/0054; A61F2007/0056; A61F7/007; A61F2007/0075; A61F2007/0076; A61F2007/101; A61M2205/00; A61M2205/36; A61M2205/3606; A61M2205/3673; F25B2321/00; F25B2321/02; F25B2321/021
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A THERMOELECTRIC HEAT PUMP COMPRISING A THERMOCOUPLE ASSEMBLY HAVING HOT AND COLD JUNCTIONS, A CONDENSER IN HEAT EXCHANGE RELATIONSHIP WITH THE COLD JUNCTIONS OF SAID THERMOCOUPLE ASSEMBLY, AN EVAPORATOR, A FLEXIBLE HOSE FORMING A HERMETIC CONNECTION BETWEEN SAID EVAPORATOR AND CONDENSER TO THEREBY FORM A HERMETICALLY SEALED SYSTEM AND A VOLATILE LIQUID PARTLY FILLING SAID HERMETICALLY SEALED SYSTEM, SAID FLEXIBLE HOSE PERMITTING
Claim 2
Dependent Claim
62 words
A THERMOELECTRIC HEAT PUMP COMPRISING A THERMOCOUPLE ASSEMBLY HAVING HOT AND COLD JUNCTIONS, A CONDENSER IN HEAT EXCHANGE RELATIONSHIP WITH THE COLD JUNCTIONS OF SAID THERMOCOUPLE ASSEMBLY, AN EVAPORATOR, A FLEXIBLE HOSE FORMING A HERMETIC CONNECTION BETWEEN SAID EVAPORATOR AND CONDENSER TO THEREBY FORM A HERMETICALLY SEALED SYSTEM AND A VOLATILE LIQUID PARTLY FILLING SAID HERMETICALLY SEALED SYSTEM, SAID FLEXIBLE HOSE PERMITTING
References Cited (Backward Citations)
US1804072A
Cited
US1859953A
Cited
US2111904A
Cited
US2188574A
Cited
US2415455A
Cited
US2932953A
Cited
US2947150A
Cited
US2922284A
Cited
US2966033A
Cited
US2978875A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |