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US1730449A
Expired / Lapsed
US
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Cutting means
Assignee: Hudson Sharp Machine Co
•
Filing: 1928-03-14
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Granted: 1929-10-08
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Expires: 1948-03-14
Abstract
No abstract record available.
Inventors
- 👤 Samuel J Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:13
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/56; B26D1/62; B26D1/626; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/483; Y10T83/4836; Y10T83/4838; Y10T83/929; Y10T83/9457; Y10T83/9464
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) | 1932-10-07 | 1933-04-08 | 1933-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-10-07 | 1937-04-08 | 1937-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-10-07 | 1941-04-08 | 1941-10-08 | $7700.00 | Window Closed / Lapsed |