US2464362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Servomotor damper
Assignee: Westinghouse Electric Corp
•
Filing: 1945-06-28
•
Granted: 1949-03-15
•
Expires: 1965-06-28
Abstract
No abstract record available.
Inventors
- 👤 Richard B Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:53
CPC Classifications
G; G05; G05B; G05B5/00; G05B5/01; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/1445; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2121; Y10T74/2122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US767372A
Cited
US1104268A
Cited
US1671351A
Cited
FR639057A
Cited
US1758062A
Cited
US1997412A
Cited
US2115086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-14 | 1952-09-13 | 1953-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-14 | 1956-09-13 | 1957-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-14 | 1960-09-13 | 1961-03-15 | $7700.00 | Window Closed / Lapsed |