US3408312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically conductive cermet compositions
Assignee: Reynolds Metals Co
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Filing: 1967-05-03
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Granted: 1968-10-29
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Expires: 1987-05-03
Abstract
No abstract record available.
Inventors
- 👤 Richards Nolan Earle
- 👤 Jr James Simmons Berry
- 👤 Johnston Thomas Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:47
CPC Classifications
H; H01; H01B; H01B1/00; C; C22; C22C; C22C32/00; C22C32/0047; C22C32/0068
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA472682A
Cited
US2480475A
Cited
US3011982A
Cited
US3011983A
Cited
US3003885A
Cited
US3328280A
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 |