US3279034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Indexable cutter blade
Assignee: Ingersoll Milling Machine Co
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Filing: 1964-12-17
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Granted: 1966-10-18
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Expires: 1984-12-17
Abstract
No abstract record available.
Inventors
- 👤 Karl B Kaiser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:16
CPC Classifications
B; B23; B23C; B23C5/00; B23C5/16; B23C5/20; B23C5/22; B23C5/2265; B23C5/2269; B23C5/2273; B23C5/202; B23C2200/00; B23C2200/08; B23C2200/083; B23C2200/085; B23C2200/20; B23C2200/203; Y; Y10; Y10T; Y10T407/00; Y10T407/19; Y10T407/1906; Y10T407/1934; Y10T407/23
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
AN INDEXABLE CUTTER BLADE COMPRISING A SUBSTANTIALLY FLAT WAFER HAVING A SUBSTANTIALLY FLAT BACK AND A FRONT FACE TERMINATING AT ITS PERIPHERY IN A PLURALITY OF EQUAL ANGULARLY SPACED PERIPHERAL CUTTING EDGES COMPOSED OF CUTTING MATERIAL AND JOINED AT THEIR ADJACENT ENDS TO FORM A SUBSTANTIALLY EQUILATERAL POLYGON, EACH OF SAID CUTTING EDGES BEING DEFINED BY A PLANAR CLEARANCE FACE ALONG ONE SIDE OF THE POLYGON AND A CUTTING FACE ON ONE FACE OF SAID WATER, ALL OF SAID CUTTING FACES CONSTITUTING DIFFERENT AREAS OF A COMMON SPHERE AND EACH INTERSECTING THE CORRESPONDING CLEARANCE FACE TO CONSTITUTE EACH OF SAID CUTTING EDGES PART OF THE LONGER SIDE OF A SHALLOW ELLIPSE.
Claim 2
Dependent Claim
111 words
AN INDEXABLE CUTTER BLADE COMPRISING A SUBSTANTIALLY FLAT WAFER HAVING A SUBSTANTIALLY FLAT BACK AND A FRONT FACE TERMINATING AT ITS PERIPHERY IN A PLURALITY OF EQUAL ANGULARLY SPACED PERIPHERAL CUTTING EDGES COMPOSED OF CUTTING MATERIAL AND JOINED AT THEIR ADJACENT ENDS TO FORM A SUBSTANTIALLY EQUILATERAL POLYGON, EACH OF SAID CUTTING EDGES BEING DEFINED BY A PLANAR CLEARANCE FACE ALONG ONE SIDE OF THE POLYGON AND A CUTTING FACE ON ONE FACE OF SAID WATER, ALL OF SAID CUTTING FACES CONSTITUTING DIFFERENT AREAS OF A COMMON SPHERE AND EACH INTERSECTING THE CORRESPONDING CLEARANCE FACE TO CONSTITUTE EACH OF SAID CUTTING EDGES PART OF THE LONGER SIDE OF A SHALLOW ELLIPSE.
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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |