US3062633A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically conductive organic bonded grinding wheel
Assignee: Saint Gobain Abrasives Inc
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Filing: 1958-12-30
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Granted: 1962-11-06
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Expires: 1978-12-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Loring Coes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:29
CPC Classifications
B; B24; B24D; B24D5/00; B24D18/00; B24D3/00; B24D3/34; B24D3/342; B24D3/344
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A GRINDING WHEEL OR OTHER ABRASIVE ARTICLE COMPRISING ABRASIVE GRAINS, A CURED ORGANIC BOND BONDING SAID ABRASIVE GRAINS, A FILLER OF SOLID PARTICLES OF ELEC-CTRICALLY CONDUCTIVE MATERIAL SELECTED FROM THE GROUP CONSISTING OF GRAPHITE, MAGNETITE AND MIXTURES THEREOF AND AN ELECTRICALLY CONDUCTIVE LIQUID SELECTED FROM THE GROUP CONSISTING OF FORMAMIDE, DIMETHYL FORMAMIDE AND DIETHYL FORMAMIDE AND MIXTURES THEREOF, SAID CURED ORGANIC BOND BEING INSOLUBLE IN SAID ELECTRICALLY CONDUCTIVE LIQUID, SAID ARTICLE HAVING A CONDUCTIVITY OF AT LEAST THAT EQUAL TO A RESISTIVELY OF 1 MEGOHM CM.
Claim 2
Dependent Claim
86 words
A GRINDING WHEEL OR OTHER ABRASIVE ARTICLE COMPRISING ABRASIVE GRAINS, A CURED ORGANIC BOND BONDING SAID ABRASIVE GRAINS, A FILLER OF SOLID PARTICLES OF ELEC-CTRICALLY CONDUCTIVE MATERIAL SELECTED FROM THE GROUP CONSISTING OF GRAPHITE, MAGNETITE AND MIXTURES THEREOF AND AN ELECTRICALLY CONDUCTIVE LIQUID SELECTED FROM THE GROUP CONSISTING OF FORMAMIDE, DIMETHYL FORMAMIDE AND DIETHYL FORMAMIDE AND MIXTURES THEREOF, SAID CURED ORGANIC BOND BEING INSOLUBLE IN SAID ELECTRICALLY CONDUCTIVE LIQUID, SAID ARTICLE HAVING A CONDUCTIVITY OF AT LEAST THAT EQUAL TO A RESISTIVELY OF 1 MEGOHM CM.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |