US3408172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diamond and cubic boron nitride grains coated with photopolymerized material
Assignee: General Electric Co
•
Filing: 1966-03-01
•
Granted: 1968-10-29
•
Expires: 1986-03-01
Abstract
No abstract record available.
Inventors
- 👤 Archibald N Wright
- 👤 Jr Wilfred F Mathewson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:33
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/14; C09K3/1436; B; B24; B24D; B24D18/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2308854A
Cited
US2327218A
Cited
US2265236A
Cited
US2666025A
Cited
US3069381A
Cited
US2862806A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |