Patent US5144703A successfully refreshed from Google Patents.
US3136615A
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Compact of abrasive crystalline material with boron carbide bonding medium
Assignee: General Electric Co
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Filing: 1960-10-03
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Granted: 1964-06-09
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Expires: 1980-10-03
Abstract
No abstract record available.
Inventors
- 👤 Harold P Bovenkerk
- 👤 Jr Robert H Wentorf
- 👤 Robert H Savage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:19
CPC Classifications
B; B24; B24D; B24D3/00; B24D3/02; B24D3/04; B24D3/06; B01; B01J; B01J3/00; B01J3/06; B01J3/062; B01J3/065; B24D3/08; C; C04; C04B; C04B35/00; C04B35/515; C04B35/58; C04B35/583; C04B35/5831; B01J2203/00; B01J2203/06; B01J2203/0605; B01J2203/062; B01J2203/0645; B01J2203/065; B01J2203/0655; B01J2203/066; B01J2203/0675; B01J2203/0685; Y; Y10; Y10S; Y10S425/00; Y10S425/026
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A TOUGH COHERENT, HARD ABRASIVE COMPACT CONSISTING OF A PLURALITY OF CRYSTALS OF AT LEAST ONE MATERIAL CHOSEN FROM THE GROUP CONSISTING OF DIAMOND AND THE CUBIC FORM OF BORON NITRIDE, AND A BONDING MEDIUM THEREFOR; SAID BONDING MEDIUM CONSISTING ESSENTIALLY OF BORON CARBIDE AND BEING PRESENT IN A QUANTITY RANGING FROM A SMALL AMOUNT UP TO ABOUT 25% BY VOLUME OF THE COMPACT, SAID SMALL AMOUNT BEING AN AMOUNT EFFECTIVE FOR BONDING SAID CRYSTALS.
Claim 2
Dependent Claim
75 words
A TOUGH COHERENT, HARD ABRASIVE COMPACT CONSISTING OF A PLURALITY OF CRYSTALS OF AT LEAST ONE MATERIAL CHOSEN FROM THE GROUP CONSISTING OF DIAMOND AND THE CUBIC FORM OF BORON NITRIDE, AND A BONDING MEDIUM THEREFOR; SAID BONDING MEDIUM CONSISTING ESSENTIALLY OF BORON CARBIDE AND BEING PRESENT IN A QUANTITY RANGING FROM A SMALL AMOUNT UP TO ABOUT 25% BY VOLUME OF THE COMPACT, SAID SMALL AMOUNT BEING AN AMOUNT EFFECTIVE FOR BONDING SAID CRYSTALS.
References Cited (Backward Citations)
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US2636825A
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US2609285A
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US2888355A
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US2887393A
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US2947610A
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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) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |