US1450357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crosscut sawing machine
Assignee: Individual
•
Filing: 1920-07-01
•
Granted: 1923-04-03
•
Expires: 1940-07-01
Abstract
No abstract record available.
Inventors
- 👤 Earl W Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:54
CPC Classifications
B; B27; B27B; B27B11/00; Y; Y10; Y10T; Y10T83/00; Y10T83/687; Y10T83/6905; Y10T83/691; Y10T83/692; Y10T83/6925; Y10T83/693; Y10T83/869; Y10T83/8719
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) | 1926-04-02 | 1926-10-02 | 1927-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-04-02 | 1930-10-02 | 1931-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-04-02 | 1934-10-02 | 1935-04-03 | $7700.00 | Window Closed / Lapsed |