US2906612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting apparatus and manufacture thereof
Assignee: Skil Corp
•
Filing: 1957-08-07
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Granted: 1959-09-29
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Expires: 1977-08-07
Abstract
No abstract record available.
Inventors
- 👤 Myron L Anthony
- 👤 Robert M Virkus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:20
CPC Classifications
B; B24; B24D; B24D7/00; B24D7/02; B23; B23D; B23D73/00; Y; Y10; Y10S; Y10S76/00; Y10S76/12; Y10T; Y10T428/00; Y10T428/12; Y10T428/12389; Y10T428/12396; Y10T428/12493; Y10T428/12535; Y10T428/12576; Y10T428/12625; Y10T428/12771; Y10T428/12861; Y10T428/12882
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
99 words
A CUTTING TOOL COMPRISING A METAL BASE MEMBER HAVING A WORK SURFACE OF PREDETERMINED CONFIGURATION AND A MULTIPLICITY OF CUTTING ELEMENTS, COMPRISING FRAGMENTARY PARTICLES OF A CUTTING MATERIAL SELECTED FROM THE GROUP CONSISTING OF DIAMOND AND METAL CARBIDES AND EACH AFFORDING RELATIVELY SHARP CUTTING SURFACES, DISTRIBUTED IN A LAYER OF SINGLE PARTICLE THICKNESS UPON SAID WORK SURFACE WITH A DISTRIBUTION FACTOR OF LESS THAN TWENTY PERCENT, SAID CURTING ELEMENTS BEING BRAZED TO SAID WORK SURFACE BY A LAYER OF BRAZING METAL HAVING A MAXIMUM EFFECTIVE THICKNESS LESS THAN ABOUT TEN PERCENT OF THE AVERAGE HEIGHT OF SAID CUTTING ELEMENTS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-28 | 1963-03-30 | 1963-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-28 | 1967-03-30 | 1967-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-28 | 1971-03-30 | 1971-09-29 | $7700.00 | Window Closed / Lapsed |