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US3421196A
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Cutting tool insert
Assignee: Carboloy Inc
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Filing: 1966-09-12
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Granted: 1969-01-14
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Expires: 1986-09-12
Abstract
No abstract record available.
Inventors
- 👤 William A Reich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 05:21
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/141; B23B27/145; B23B2200/00; B23B2200/08; B23B2200/085; Y; Y10; Y10T; Y10T407/00; Y10T407/23
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) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |