US3434036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starting circuit for magnetic core voltage inverter systems
Assignee: Motorola Solutions Inc
•
Filing: 1968-05-01
•
Granted: 1969-03-18
•
Expires: 1988-05-01
Abstract
No abstract record available.
Inventors
- 👤 Robert A Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:41
CPC Classifications
H; H02; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/53; H02M7/537; H02M7/5383; H02M7/53846; H02M7/53862
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2783384A
Cited
US2916704A
Cited
US2950446A
Cited
US3172060A
Cited
US3308397A
Cited
US3344362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-17 | 1972-09-16 | 1973-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-17 | 1976-09-16 | 1977-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-17 | 1980-09-16 | 1981-03-18 | $7700.00 | Window Closed / Lapsed |