US2739370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making electrical contacts
Assignee: Metals and Controls Corp
•
Filing: 1952-03-28
•
Granted: 1956-03-27
•
Expires: 1972-03-28
Abstract
No abstract record available.
Inventors
- 👤 James S Cooney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:26
CPC Classifications
H; H01; H01H; H01H11/00; H01H11/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T29/49208; Y10T29/49218
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1096555A
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US1644793A
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US1880704A
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US1898426A
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US2009206A
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US2247829A
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US2278293A
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US2698548A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-27 | 1959-09-26 | 1960-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-27 | 1963-09-26 | 1964-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-27 | 1967-09-26 | 1968-03-27 | $7700.00 | Window Closed / Lapsed |