US3451839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the metallization of annular pieces
Assignee: Simca Automobiles SA
•
Filing: 1965-05-12
•
Granted: 1969-06-24
•
Expires: 1985-05-12
Abstract
No abstract record available.
Inventors
- 👤 Andre Cauvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:42
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/04; C23C4/00; C23C4/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1814592A
Cited
US2000226A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |