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US2776468A
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Ternary metal boride compositions
Assignee: Borolite Corp
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Filing: 1953-06-22
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Granted: 1957-01-08
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Expires: 1973-06-22
Abstract
No abstract record available.
Inventors
- 👤 Steinitz Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:26
CPC Classifications
C; C22; C22C; C22C29/00; C22C29/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A HARD MATERIAL OF CEMENTED PARTICLES HAVING GREAT STRENGTH SUITABLE FOR CUTTING TOOL TIPS, 75% TO 95% OF THE CONTENT OF SAID MATERIAL CONSISTING OF THE TERNARY COMPOUND MO2MEB2 AND OF THE BINARY COMPOUND MO2B, WHERE ME IS A METAL SELECTED FROM THE GROUP CONSISTING OF NICKEL AND COBALT, SAID TERNARY COMPOUND FORMING 75% TO 25% OF SAID CONTENT WITH THE BALANCE OF SAID CONTENT BEING MO2B, THE BALANCE OF SAID MATERIAL CONSISTING ESSENTIALLY OF AN ALLOY OF MO AND OF SAID ME, SAID MATERIAL BEING SUBSTANTIALLY FREE OF CARBON.
Claim 2
Dependent Claim
90 words
A HARD MATERIAL OF CEMENTED PARTICLES HAVING GREAT STRENGTH SUITABLE FOR CUTTING TOOL TIPS, 75% TO 95% OF THE CONTENT OF SAID MATERIAL CONSISTING OF THE TERNARY COMPOUND MO2MEB2 AND OF THE BINARY COMPOUND MO2B, WHERE ME IS A METAL SELECTED FROM THE GROUP CONSISTING OF NICKEL AND COBALT, SAID TERNARY COMPOUND FORMING 75% TO 25% OF SAID CONTENT WITH THE BALANCE OF SAID CONTENT BEING MO2B, THE BALANCE OF SAID MATERIAL CONSISTING ESSENTIALLY OF AN ALLOY OF MO AND OF SAID ME, SAID MATERIAL BEING SUBSTANTIALLY FREE OF CARBON.
References Cited (Backward Citations)
US589161A
Cited
US1913373A
Cited
US1968067A
Cited
US1993598A
Cited
US2040592A
Cited
US2088838A
Cited
US2084349A
Cited
US2116399A
Cited
US2113353A
Cited
US2221286A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-08 | 1960-07-09 | 1961-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-08 | 1964-07-09 | 1965-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-08 | 1968-07-09 | 1969-01-08 | $7700.00 | Window Closed / Lapsed |