US2432246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System of toothed gearing
Assignee: FOOTE BROS GEAR AND MACHINE CO
•
Filing: 1945-01-08
•
Granted: 1947-12-09
•
Expires: 1965-01-08
Abstract
No abstract record available.
Inventors
- 👤 Mackmann Arthur
- 👤 Bertel S Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:37
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/02; F16H55/22; F16H1/00; F16H1/02; F16H1/04; F16H1/12; F16H1/16; F16H1/166; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19949; Y10T74/19953
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1950-12-08 | 1951-06-09 | 1951-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-08 | 1955-06-09 | 1955-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-08 | 1959-06-09 | 1959-12-09 | $7700.00 | Window Closed / Lapsed |