Patent US1863570A successfully refreshed from Google Patents.
US1863570A
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Machine for cutting threads and cutting teeth in bodies
Assignee: Lees Bradner Co
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Filing: 1924-02-22
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Granted: 1932-06-21
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Expires: 1944-02-22
Abstract
No abstract record available.
Inventors
- 👤 Ernest J Lees
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:16
CPC Classifications
B; B23; B23G; B23G1/00; B23G1/32; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/300056; Y10T409/300168; Y10T409/30028; Y10T82/00; Y10T82/13; Y10T82/135; Y10T82/15; Y10T82/154; Y10T82/156
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) | 1935-06-21 | 1935-12-21 | 1936-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-06-21 | 1939-12-21 | 1940-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-06-21 | 1943-12-21 | 1944-06-21 | $7700.00 | Window Closed / Lapsed |