Patent US3515952A successfully refreshed from Google Patents.
US3515952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mounting structure for high power transistors
Assignee: Motorola Solutions Inc
•
Filing: 1965-02-17
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Granted: 1970-06-02
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Expires: 1985-02-17
Abstract
No abstract record available.
Inventors
- 👤 Peter T Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:31
CPC Classifications
H; H10; H10W; H10W76/00; H10W76/10; H10W76/12; H10W76/13; H10W76/132; H10W40/00; H10W40/20; H10W40/25; H10W40/259; H10W40/70; H10W44/00; H10W44/20; H10W76/134; H10W76/40; H10W44/226; H10W72/00; H10W72/50; H10W72/541; H10W72/547; H10W72/5475
Claims Analysis
Total Claims: 0
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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) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |