US2649552A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-starting motor control device
Assignee: Individual
•
Filing: 1950-07-11
•
Granted: 1953-08-18
•
Expires: 1970-07-11
Abstract
No abstract record available.
Inventors
- 👤 Kenneth D Burrell
- 👤 Richard C Latson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:40
CPC Classifications
B; B24; B24B; B24B23/00; B24B23/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1449908A
Cited
US1528628A
Cited
US1624758A
Cited
US1723009A
Cited
US1941823A
Cited
US2094549A
Cited
US2355852A
Cited
US2431316A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-17 | 1957-02-16 | 1957-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-17 | 1961-02-16 | 1961-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-17 | 1965-02-16 | 1965-08-18 | $7700.00 | Window Closed / Lapsed |