US1859336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary shearing machine
Assignee: Acme Steel Co
•
Filing: 1929-01-04
•
Granted: 1932-05-24
•
Expires: 1949-01-04
Abstract
No abstract record available.
Inventors
- 👤 Chester M Macchesney
- 👤 Ralph H Norton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:15
CPC Classifications
B; B23; B23D; B23D36/00; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4708; Y10T83/4711; Y10T83/4737; Y10T83/4766; Y10T83/4795; Y10T83/4809; Y10T83/483; Y10T83/4836
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) | 1935-05-24 | 1935-11-23 | 1936-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-05-24 | 1939-11-23 | 1940-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-05-24 | 1943-11-23 | 1944-05-24 | $7700.00 | Window Closed / Lapsed |