Patent US958804A successfully refreshed from Google Patents.
US958804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor-starter.
Assignee: Westinghouse Electric Corp
•
Filing: 1910-01-03
•
Granted: 1910-05-24
•
Expires: 1930-01-03
Abstract
No abstract record available.
Inventors
- 👤 Fletcher D Hallock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:19
CPC Classifications
H; H01; H01H; H01H3/00; H01H3/32; H01H3/50; H01H3/503
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) | 1913-05-23 | 1913-11-22 | 1914-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-05-23 | 1917-11-22 | 1918-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-05-23 | 1921-11-22 | 1922-05-24 | $7700.00 | Window Closed / Lapsed |