US2601174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oscillatory motor device
Assignee: Individual
•
Filing: 1946-07-08
•
Granted: 1952-06-17
•
Expires: 1966-07-08
Abstract
No abstract record available.
Inventors
- 👤 Benjamin H Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:55
CPC Classifications
G; G04; G04C; G04C11/00; G04C11/08; G04C11/081; G04C11/084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR523885A
Cited
FR526211A
Cited
GB332159A
Cited
GB378511A
Cited
US1920479A
Cited
US2025894A
Cited
US2183062A
Cited
GB440257A
Cited
GB464899A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |