Patent DE931107C successfully refreshed from Google Patents.
Patent US2919878A successfully refreshed from Google Patents.
Patent US2576568A successfully refreshed from Google Patents.
US2576568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coil-winding machine
Assignee: Motors Liquidation Co
•
Filing: 1950-06-23
•
Granted: 1951-11-27
•
Expires: 1970-06-23
Abstract
No abstract record available.
Inventors
- 👤 James S Burge
- 👤 Richard M Goodwin
- 👤 Hilton J Mckee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:55
CPC Classifications
H; H01; H01F; H01F41/00; H01F41/02; H01F41/04; H01F41/06; H01F41/071
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-26 | 1955-05-28 | 1955-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-26 | 1959-05-28 | 1959-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-26 | 1963-05-28 | 1963-11-27 | $7700.00 | Window Closed / Lapsed |