US2945140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dynamoelectric machine slot wedges
Assignee: Motors Liquidation Co
•
Filing: 1957-11-15
•
Granted: 1960-07-12
•
Expires: 1977-11-15
Abstract
No abstract record available.
Inventors
- 👤 Drabik Walter
- 👤 Willard R Stigler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:27
CPC Classifications
H; H02; H02K; H02K3/00; H02K3/46; H02K3/48; H02K3/487
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE286765C
Cited
US1260674A
Cited
GB104027A
Cited
GB220755A
Cited
US2710931A
Cited
DE888580C
Cited
US2745030A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |