US2799237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making electrical contact blades
Assignee: Individual
•
Filing: 1953-10-26
•
Granted: 1957-07-16
•
Expires: 1973-10-26
Abstract
No abstract record available.
Inventors
- 👤 Martines Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:46
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/02; H01R13/04; B; B21; B21D; B21D35/00; H01R43/00; H01R43/16; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/929; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T428/00; Y10T428/12; Y10T428/12486
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1754466A
Cited
US2024388A
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US2242967A
Cited
US2273099A
Cited
US2444463A
Cited
US2680902A
Cited
US2558052A
Cited
US2565599A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-15 | 1961-01-14 | 1961-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-15 | 1965-01-14 | 1965-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-15 | 1969-01-14 | 1969-07-16 | $7700.00 | Window Closed / Lapsed |