US3475352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically conductive ceramic material
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
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Filing: 1966-10-31
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Granted: 1969-10-28
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Expires: 1986-10-31
Abstract
No abstract record available.
Inventors
- 👤 Anne-Marie Anthony
- 👤 Marc Foex
- 👤 David Yerouchalmi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:00
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/10; H05B3/12; H05B3/14; H05B3/141; C; C04; C04B; C04B35/00; C04B35/01; C04B35/42; C04B35/46; C04B35/48; C04B35/50; H01; H01B; H01B1/00; H01B1/06; H01B1/08; H01J; H01J1/00; H01J1/02; H01J1/13; H01J1/14; H02; H02K; H02K44/00; H02K44/08; H02K44/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2681944A
Cited
US3149253A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |