Patent US2763052A successfully refreshed from Google Patents.
US2763052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming a motor armature and core assembly
Assignee: SUMMERS GYROSCOPE Co
•
Filing: 1953-01-22
•
Granted: 1956-09-18
•
Expires: 1973-01-22
Abstract
No abstract record available.
Inventors
- 👤 Edward M Elmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:35
CPC Classifications
H; H02; H02K; H02K3/00; H02K23/00; H02K23/56; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/49012; Y10T29/4902; Y10T29/49073
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US295368A
Cited
US653957A
Cited
US829801A
Cited
GB181262A
Cited
US1796556A
Cited
FR867162A
Cited
US2352055A
Cited
US2352737A
Cited
CH285908A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-18 | 1960-03-19 | 1960-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-18 | 1964-03-19 | 1964-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-18 | 1968-03-19 | 1968-09-18 | $7700.00 | Window Closed / Lapsed |