US3213336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transistor heat dissipators
Assignee: International Electronic Research Corp
•
Filing: 1960-11-22
•
Granted: 1965-10-19
•
Expires: 1980-11-22
Abstract
No abstract record available.
Inventors
- 👤 John C Mcadam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:41
CPC Classifications
H; H10; H10W; H10W40/00; H10W40/60; H10W40/611; H10W40/641; H10W40/20; H10W40/231; H10W40/235; H10W40/237; Y; Y10; Y10S; Y10S165/00; Y10S165/905
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2917286A
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US2942165A
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Cited
US2958515A
Cited
US2935666A
Cited
US2964688A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |