US3305004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat dissipator with pivotable means to grip a semiconductor device
Assignee: US Philips Corp
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Filing: 1965-08-24
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Granted: 1967-02-21
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Expires: 1985-08-24
Abstract
No abstract record available.
Inventors
- 👤 Barlowe Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:24
CPC Classifications
H; H10; H10W; H10W40/00; H10W40/20; H10W40/25; H10W40/258; H10W40/60; H10W40/611; H10W40/231; H10W40/235; H10W40/237
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A HEAT DISSIPATOR FOR A SEMICONDUCTOR DEVICE COMPRISING A BODY OF HEAT-CONDUCTIVE MATERIAL HAVING A MOUNTING FLANGE EXTENDING OUT FROM THE SIDE FOR FASTENING THE HEAT DISSIPATOR ALONG A BOTTOM MOUNTING SURFACE TO A SUITABLE SUPPORT OR THE LIKE, A HOLE IN SAID DISSIPATOR BODY FOR RECEIVING A SEMICONDUCTOR DEVICE, SAID FLANGE BEING INCLINED UPWARDLY AT A SMALL ANGLE WITH RESPECT TO THE MAIN BODY OF THE DISSIPATOR, AND MEANS FOR CLOSING DOWN THE HOLE WHEN THE DISSIPATOR IS FASTENED TO SAID SUPPORT THEREBY BENDING THE MOUNTING FLANGE FOR CLAMPING A DEVICE THEREIN IN GOOD HEAT CONDUCTING RELATIONSHIP.
Claim 2
Dependent Claim
98 words
A HEAT DISSIPATOR FOR A SEMICONDUCTOR DEVICE COMPRISING A BODY OF HEAT-CONDUCTIVE MATERIAL HAVING A MOUNTING FLANGE EXTENDING OUT FROM THE SIDE FOR FASTENING THE HEAT DISSIPATOR ALONG A BOTTOM MOUNTING SURFACE TO A SUITABLE SUPPORT OR THE LIKE, A HOLE IN SAID DISSIPATOR BODY FOR RECEIVING A SEMICONDUCTOR DEVICE, SAID FLANGE BEING INCLINED UPWARDLY AT A SMALL ANGLE WITH RESPECT TO THE MAIN BODY OF THE DISSIPATOR, AND MEANS FOR CLOSING DOWN THE HOLE WHEN THE DISSIPATOR IS FASTENED TO SAID SUPPORT THEREBY BENDING THE MOUNTING FLANGE FOR CLAMPING A DEVICE THEREIN IN GOOD HEAT CONDUCTING RELATIONSHIP.
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |