US2446645A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmission unit
Assignee: Individual
•
Filing: 1946-02-15
•
Granted: 1948-08-10
•
Expires: 1966-02-15
Abstract
No abstract record available.
Inventors
- 👤 Henry K Flinchbaugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:32
CPC Classifications
F; F16; F16H; F16H7/00; F16H7/02; A; A01; A01J; A01J9/00; A01J9/04; A23; A23G; A23G9/00; A23G9/04; A23G9/08; A23G9/10; A23G9/103; F16H37/00; F16H37/02; F16H37/021; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2186
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-08-10 | 1952-02-09 | 1952-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-08-10 | 1956-02-09 | 1956-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-08-10 | 1960-02-09 | 1960-08-10 | $7700.00 | Window Closed / Lapsed |