US2050828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chuck
Assignee: Sundstrand Machine Tool Co
•
Filing: 1935-12-02
•
Granted: 1936-08-11
•
Expires: 1955-12-02
Abstract
No abstract record available.
Inventors
- 👤 Timothy B Buell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:03
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/19; B23B31/18; B23B31/185; Y; Y10; Y10T; Y10T279/00; Y10T279/10; Y10T279/1083; Y10T279/1095; Y10T279/16; Y10T279/18; Y10T279/33; Y10T82/00; Y10T82/25; Y10T82/2568
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1939-08-11 | 1940-02-10 | 1940-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-08-11 | 1944-02-10 | 1944-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-08-11 | 1948-02-10 | 1948-08-11 | $7700.00 | Window Closed / Lapsed |