US3365636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brushless electric motor circuit
Assignee: Ametek Inc
•
Filing: 1964-12-17
•
Granted: 1968-01-23
•
Expires: 1984-12-17
Abstract
No abstract record available.
Inventors
- 👤 Daniel H Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:06
CPC Classifications
H; H02; H02P; H02P6/00; H02P6/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3098958A
Cited
US3171072A
Cited
US3273076A
Cited
US3226655A
Cited
GB959483A
Cited
US3175167A
Cited
US3251006A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-22 | 1971-07-24 | 1972-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-22 | 1975-07-24 | 1976-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-22 | 1979-07-24 | 1980-01-23 | $7700.00 | Window Closed / Lapsed |