US3154974A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting tool
Assignee: Individual
•
Filing: 1962-03-23
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Granted: 1964-11-03
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Expires: 1982-03-23
Abstract
No abstract record available.
Inventors
- 👤 Walter J Greenleaf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:33
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1677; B23B29/00; B23B29/03; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/2222; Y10T407/2226; Y10T407/2244; Y10T407/2272; Y10T407/2282; Y10T407/23; Y10T408/00; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/94; Y10T408/95; Y10T408/953
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
88 words
A CUTTING TOOL HAVING AN INDEXABLE THROW AWAY POLYGONAL BIT, OF LENGTH LESS THAN ANY OTHER DIMENSION AND WITH TOP AND BOTTOM END FACES AND SIDE EDGES DEFINING SYMMETRICALLY DISPOSED POINTS WHICH MAY SUCCESSIVELY BE BROUGHT INTO CUTTING POSITION AS THE BIT IS INDEXED AND A HOLE AT THE CENTER OF THE END FACES AND EQUALLY SPACED FROM SAID POINTS, A BODY HAVING A BOTTOM SEAT FOR THE BIT AND HAVING EDGE SEATS PROJECTING ABOVE AND CONVERGING TOWARD THE REAR OF THE BOTTOM SEAT FOR ENGAGING SIDE EDGES
References Cited (Backward Citations)
US2500387A
Cited
FR989307A
Cited
US2883737A
Cited
FR1105369A
Cited
GB810197A
Cited
FR1138824A
Cited
CH323999A
Cited
US2911707A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-03 | 1968-05-04 | 1968-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-03 | 1972-05-04 | 1972-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-03 | 1976-05-04 | 1976-11-03 | $7700.00 | Window Closed / Lapsed |