US2445433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutter relief mechanism for milling machines
Assignee: Sundstrand Machine Tool Co
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Filing: 1944-08-09
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Granted: 1948-07-20
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Expires: 1964-08-09
Abstract
No abstract record available.
Inventors
- 👤 Holmstrom Carl Leland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:20
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/70; B23Q1/25; B23Q1/64; B23Q1/68; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30784; Y10T409/307952; Y10T409/308176
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-20 | 1952-01-19 | 1952-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-20 | 1956-01-19 | 1956-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-20 | 1960-01-19 | 1960-07-20 | $7700.00 | Window Closed / Lapsed |