US3111818A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerators and components
Assignee: Hupp Corp
•
Filing: 1961-03-30
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Granted: 1963-11-26
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Expires: 1981-03-30
Abstract
No abstract record available.
Inventors
- 👤 Thomas I Dolan
- 👤 Jr Earl K Harley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:31
CPC Classifications
F; F25; F25B; F25B39/00; F25B39/04; F25D; F25D17/00; F25D17/04; F25D17/06; F25D17/062; F25D17/065; F25D21/00; F25D21/14; F25D2317/00; F25D2317/06; F25D2317/068; F25D2317/0682; F25D2321/00; F25D2321/14; F25D2321/141; F25D2321/1412; F25D2400/00; F25D2400/04; F25D2700/00; F25D2700/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
71 words
A CONDENSER ASSEMBLY FOR REFRIGERATION APPARATUS COMPRISING A PLATE HAVING A REFRIGERANT CONDUIT FORMED THEREIN, SAID PLATE BEING BENT TO FORM A BOX-LIKE SECTION AT ONE END AND THE REMAINDER OF SAID PLATE BEING BENT TO PROVIDE A SINUOUS HEAT DISSIPATING SURFACE, A PLATE CLOSING ONE SIDE OF SAID BOX-LIKE SECTION, SAID PLATE HAVING AN OPENING, AND A FAN FOR CAUSING AIR TO MOVE THROUGH SAID OPENING AND SAID BOX-LIKE SECTION.
References Cited (Backward Citations)
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Cited
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US2458629A
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US2884768A
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US2907180A
Cited
US3005321A
Cited
US3004401A
Cited
US3019619A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-25 | 1967-05-27 | 1967-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-25 | 1971-05-27 | 1971-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-25 | 1975-05-27 | 1975-11-26 | $7700.00 | Window Closed / Lapsed |