US2666892A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for magnetically locating a rotor with respect to the stator
Assignee: Motors Liquidation Co
•
Filing: 1950-09-02
•
Granted: 1954-01-19
•
Expires: 1970-09-02
Abstract
No abstract record available.
Inventors
- 👤 John H Heidorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:15
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/49105; Y10T29/53; Y10T29/5313; Y10T29/53143; Y10T29/53978
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1687637A
Cited
US1632076A
Cited
US2078796A
Cited
US2303424A
Cited
US2349609A
Cited
US2474883A
Cited
US2527170A
Cited
US2531414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-18 | 1957-07-20 | 1958-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-18 | 1961-07-20 | 1962-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-18 | 1965-07-20 | 1966-01-19 | $7700.00 | Window Closed / Lapsed |