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US3240263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanical apparatus
Assignee: Honeywell Inc
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Filing: 1962-03-26
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Granted: 1966-03-15
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Expires: 1982-03-26
Abstract
No abstract record available.
Inventors
- 👤 Walter S Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:01
CPC Classifications
H; H10; H10W; H10W40/00; H10W40/60; H10W40/641
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A HEAT SINK ADAPTED TO CONTAIN A TRANSISTOR HAVING A FLANGED PORTION THEREON COMPRISING, A SUBSTANTIALLY CIRCULAR SHEET METAL PLATE INCLUDING A CENTRALLY LOCATED MOUNTING HOLE, A PLURALITY OF SPACED SPRING FINGER TABS INTEGRAL WITH SAID PLATE AND HAVING FIRST AND SECOND TAB PORTIONS, AND FIRST TAB PORTION SLOPING INWARDLY FROM THE PERIPHERY OF SAID PLATE TOWARDS A PERPENDICULAR, CENTRALLY LOCATED PLATE AXIS, SAID FIRST TAB PORTIONS TERMINATING IN A PLANE SUBSTANTIALLY PARALLEL TO SIAD PLATE AND AXIALLY
Claim 2
Dependent Claim
78 words
A HEAT SINK ADAPTED TO CONTAIN A TRANSISTOR HAVING A FLANGED PORTION THEREON COMPRISING, A SUBSTANTIALLY CIRCULAR SHEET METAL PLATE INCLUDING A CENTRALLY LOCATED MOUNTING HOLE, A PLURALITY OF SPACED SPRING FINGER TABS INTEGRAL WITH SAID PLATE AND HAVING FIRST AND SECOND TAB PORTIONS, AND FIRST TAB PORTION SLOPING INWARDLY FROM THE PERIPHERY OF SAID PLATE TOWARDS A PERPENDICULAR, CENTRALLY LOCATED PLATE AXIS, SAID FIRST TAB PORTIONS TERMINATING IN A PLANE SUBSTANTIALLY PARALLEL TO SIAD PLATE AND AXIALLY
References Cited (Backward Citations)
US2964688A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |