Patent US3141998A successfully refreshed from Google Patents.
US3141998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cooled modular electronic package
Assignee: Individual
•
Filing: 1960-02-24
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Granted: 1964-07-21
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Expires: 1980-02-24
Abstract
No abstract record available.
Inventors
- 👤 Harry G Silkman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:31
CPC Classifications
H; H05; H05K; H05K7/00; H05K7/20; H05K7/20536; H05K7/20627; H05K7/20636; H05K1/00; H05K1/02; H05K1/0272; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/49126; Y10T29/49155
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
97 words
A COOLED MODULAR ELECTRONIC PACKAGE FOR PRINTED CIRCUITS COMPRISING A HEAT CONDUCTIVE LAYER, A PRINTED CIRCUIT BOARD LAYER COEXTENSIVE AND IN CONTACT WITH SAID HEAT CONDUCTIVE LAYER, A PLURALITY OF CLEARANCE HOLES EXTENDING THROUGH SAID HEAT CONDUCTIVE LAYER TO SAID PRINTED CIRCUIT BOARD LAYER, A PLURALITY OF ELECTRICAL COMPONENTS PHYSICALLY SECURED TO SAID HEAT CONDUCTIVE LAYER IN HEAT CONDUCTIVE RELATION THERETO AND ELECTRICALLY CONNECTED TO SAID PRINTED CIRCUIT BOARD LAYER THROUGH SAID CLEARANCE HOLES, AND AT LEAST ONE COOLING CONDUIT IN HEAT CONDUCTING CONTACT WITH SAID HEAT CONDUCTIVE LAYER FOR REMOVING HEAT FROM SAID HEAT CONDUCTIVE LAYER.
References Cited (Backward Citations)
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US2881364A
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US2766409A
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US2885603A
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US2912624A
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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) | 1967-07-21 | 1968-01-20 | 1968-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-21 | 1972-01-20 | 1972-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-21 | 1976-01-20 | 1976-07-21 | $7700.00 | Window Closed / Lapsed |