US1844837A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic saw cut-off
Assignee: STEEL AND TUBES Inc
•
Filing: 1927-11-25
•
Granted: 1932-02-09
•
Expires: 1947-11-25
Abstract
No abstract record available.
Inventors
- 👤 Carl A Braun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:54
CPC Classifications
B; B23; B23D; B23D45/00; B23D45/18; B23D45/20; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4653; Y10T83/4656; Y10T83/4676; Y10T83/4679; Y10T83/4728; Y10T83/4734; Y10T83/4757; Y10T83/4766; Y10T83/4795; Y10T83/4812; Y10T83/869; Y10T83/8821
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) | 1935-02-08 | 1935-08-10 | 1936-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-02-08 | 1939-08-10 | 1940-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-02-08 | 1943-08-10 | 1944-02-09 | $7700.00 | Window Closed / Lapsed |