US3539884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Integrated transistor and variable capacitor
Assignee: Motorola Solutions Inc
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Filing: 1968-09-18
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Granted: 1970-11-10
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Expires: 1988-09-18
Abstract
No abstract record available.
Inventors
- 👤 Gerald Schaffner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:45
CPC Classifications
H; H10; H10W; H10W76/00; H10W76/10; H10W76/12; H10W76/13; H10W76/132; H10D; H10D84/00; H10D84/60; H10D84/611; H10D84/613; H10D84/615; H10W44/00; H10W44/601; H10W72/00; H10W72/50; H10W72/541; H10W72/547; H10W72/5473; H10W72/90; H10W72/931; H10W72/932; H10W90/00; H10W90/701; H10W90/751; H10W90/753; H10W90/754
Claims Analysis
Total Claims: 0
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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) | 1973-11-09 | 1974-05-11 | 1974-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-09 | 1978-05-11 | 1978-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-09 | 1982-05-11 | 1982-11-10 | $7700.00 | Window Closed / Lapsed |