US3391438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fine pitch milling cutter improvement
Assignee: Valenite LLC
•
Filing: 1966-07-26
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Granted: 1968-07-09
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Expires: 1986-07-26
Abstract
No abstract record available.
Inventors
- 👤 Milewski Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:08
CPC Classifications
B; B23; B23C; B23C5/00; B23C5/16; B23C5/20; B23C5/22; B23C5/2265; B23C5/2278; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T407/1908; Y10T407/1912; Y10T407/1914; Y10T407/1916; Y10T407/192; Y10T407/1922; Y10T407/1932; Y10T407/195
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB593425A
Cited
US3116538A
Cited
US3091138A
Cited
US3104453A
Cited
US3142111A
Cited
US3217384A
Cited
US3138847A
Cited
US3200474A
Cited
US3229350A
Cited
US3315332A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |