US3373260A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vaporization of metals and metalloids
Assignee: POUDRES METALLIQUES ALLIAGES SPECIAUX UGINE CARBONE
•
Filing: 1965-04-26
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Granted: 1968-03-12
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Expires: 1985-04-26
Abstract
No abstract record available.
Inventors
- 👤 Hilliard Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:06
CPC Classifications
H; H05; H05B; H05B3/00; C; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2772318A
Cited
US2793609A
Cited
US2902525A
Cited
US2940873A
Cited
US3057936A
Cited
US3017851A
Cited
US3271561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |