US3149666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooler
Assignee: Wakefield Engineering Inc
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Filing: 1961-06-15
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Granted: 1964-09-22
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Expires: 1981-06-15
Abstract
No abstract record available.
Inventors
- 👤 Thomas D Coe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:38
CPC Classifications
F; F02; F02G; F02G1/00; F02G1/04; F02G1/043; F02G1/053; F02G1/057; H; H10; H10W; H10W40/00; H10W40/40; H10W40/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A COOLER COMPRISING A TUBE, FOUR QUADRANT-SHAPED MEMBERS OF MATERIAL OF HIGH THERMAL CONDUCTIVITY EACH EXTENDING ABOUT ONE QUARTER OF THE TUBE AND INCLUDING AN ARCUATE PLATE AND HAVING A PLURALITY OF FINS EACH PARALLEL TO A RADIUS INTERSECTING THE MIDPORTION OF THE ARCUATE PLATE AND EXTENDING THE LENGTH OF THE PLATE, MEANS FOR RETAINING THE QUADRANT-SHAPED MEMBERS ABOUT THE TUBE, SUPPORTS SECURED TO THE ARCUATE PLATES FOR CARRYING A SEMI-
Claim 2
Dependent Claim
71 words
A COOLER COMPRISING A TUBE, FOUR QUADRANT-SHAPED MEMBERS OF MATERIAL OF HIGH THERMAL CONDUCTIVITY EACH EXTENDING ABOUT ONE QUARTER OF THE TUBE AND INCLUDING AN ARCUATE PLATE AND HAVING A PLURALITY OF FINS EACH PARALLEL TO A RADIUS INTERSECTING THE MIDPORTION OF THE ARCUATE PLATE AND EXTENDING THE LENGTH OF THE PLATE, MEANS FOR RETAINING THE QUADRANT-SHAPED MEMBERS ABOUT THE TUBE, SUPPORTS SECURED TO THE ARCUATE PLATES FOR CARRYING A SEMI-
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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |