Patent US1396033A successfully refreshed from Google Patents.
US1396033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making windings
Assignee: GILLESPIE EDEN Corp
•
Filing: 1920-11-19
•
Granted: 1921-11-08
•
Expires: 1940-11-19
Abstract
No abstract record available.
Inventors
- 👤 Charles W Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:43
CPC Classifications
H; H02; H02K; H02K15/00; H02K15/04; H02K15/043; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49009; Y10T29/53; Y10T29/5313; Y10T29/53143
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1924-11-07 | 1925-05-09 | 1925-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-11-07 | 1929-05-09 | 1929-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-11-07 | 1933-05-09 | 1933-11-08 | $7700.00 | Window Closed / Lapsed |