Patent US2089274A successfully refreshed from Google Patents.
US2089274A
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Cutting machine
Assignee: ALFA MACHINE Co
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Filing: 1935-07-01
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Granted: 1937-08-10
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Expires: 1955-07-01
Abstract
No abstract record available.
Inventors
- 👤 Laukhuff Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:09
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/12; B26D1/25; B26D1/26; B26D1/30; B26D1/305; Y; Y10; Y10T; Y10T83/00; Y10T83/566; Y10T83/5669; Y10T83/576; Y10T83/5769; Y10T83/5778; Y10T83/869; Y10T83/8776; Y10T83/8779; Y10T83/8785; Y10T83/8786
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) | 1940-08-09 | 1941-02-08 | 1941-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-08-09 | 1945-02-08 | 1945-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-08-09 | 1949-02-08 | 1949-08-10 | $7700.00 | Window Closed / Lapsed |