US2745320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Actuator
Assignee: ONSRUD MACHINE WORKS Inc
•
Filing: 1953-01-14
•
Granted: 1956-05-15
•
Expires: 1973-01-14
Abstract
No abstract record available.
Inventors
- 👤 Groen Willem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:51
CPC Classifications
B; B23; B23C; B23C9/00; Y; Y10; Y10S; Y10S92/00; Y10S92/04; Y10T; Y10T409/00; Y10T409/30; Y10T409/306664; Y10T409/306776; Y10T409/306832; Y10T409/306888
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US734572A
Cited
US1705957A
Cited
US1974919A
Cited
US1962524A
Cited
US1983438A
Cited
US2026659A
Cited
US2170501A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |