US3385684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multicrystalline diamond abrasive composition and article
Assignee: EIDP Inc
•
Filing: 1966-01-03
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Granted: 1968-05-28
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Expires: 1986-01-03
Abstract
No abstract record available.
Inventors
- 👤 Voter Roger Conant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:57
CPC Classifications
B; B24; B24D; B24D3/00; B24D3/34; C; C08; C08G; C08G73/00; C08G73/06; C08G73/10; C08G73/1067; C08G73/1071; C08L; C08L61/00; C08L61/04; C08L61/06; C08L79/00; C08L79/04; C08L79/08
Claims Analysis
Total Claims: 0
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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) | 1971-05-28 | 1971-11-27 | 1972-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-28 | 1975-11-27 | 1976-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-28 | 1979-11-27 | 1980-05-28 | $7700.00 | Window Closed / Lapsed |