US2901722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating for metal to reduce electrical contact resistance
Assignee: FCI USA LLC
•
Filing: 1953-04-21
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Granted: 1959-08-25
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Expires: 1973-04-21
Abstract
No abstract record available.
Inventors
- 👤 Jr William Arnott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:55
CPC Classifications
H; H01; H01B; H01B1/00; H01B1/20; H01B1/22; H01R; H01R4/00; H01R4/58; H01R4/62; Y; Y10; Y10S; Y10S439/00; Y10S439/933; Y10S439/936; Y10T; Y10T403/00; Y10T403/47; Y10T403/472; Y10T403/473; Y10T403/49; Y10T403/4991
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |