US1406092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming field windings
Assignee: NORTH EAST ELECTRIC Co
•
Filing: 1919-11-24
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Granted: 1922-02-07
•
Expires: 1939-11-24
Abstract
No abstract record available.
Inventors
- 👤 Carl G Schulz
- 👤 Albert J Croll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:55
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/04; H02K3/18; H02K15/00; H02K15/04; H02K15/043; H02K15/0431; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49071
Claims Analysis
Total Claims: 0
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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) | 1925-02-06 | 1925-08-08 | 1926-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-02-06 | 1929-08-08 | 1930-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-02-06 | 1933-08-08 | 1934-02-07 | $7700.00 | Window Closed / Lapsed |