US1986793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for forming gears and the like
Assignee: Whitney Manufacturing Co
•
Filing: 1932-01-18
•
Granted: 1935-01-08
•
Expires: 1952-01-18
Abstract
No abstract record available.
Inventors
- 👤 Hartford National Bank A Compa
- 👤 Muller Friederich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:35
CPC Classifications
B; B23; B23F; B23F1/00; B23F1/08; B23F1/086; B23F21/00; B23F21/26; B23F21/268; B23F23/00; B23F23/12; Y; Y10; Y10T; Y10T409/00; Y10T409/10; Y10T409/109063; Y10T409/109222
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-01-07 | 1938-07-09 | 1939-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-01-07 | 1942-07-09 | 1943-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-01-07 | 1946-07-09 | 1947-01-08 | $7700.00 | Window Closed / Lapsed |