Patent US2470618A successfully refreshed from Google Patents.
US2470618A
Expired / Lapsed
US
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Electrical apparatus
Assignee: Individual
•
Filing: 1946-03-26
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Granted: 1949-05-17
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Expires: 1966-03-26
Abstract
No abstract record available.
Inventors
- 👤 Lawrence T Holden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:31
CPC Classifications
H; H01; H01R; H01R35/00; H01R35/02; H05; H05K; H05K1/00; H05K1/02; H05K1/14; H05K1/148; H05K2201/00; H05K2201/09; H05K2201/09209; H05K2201/09654; H05K2201/097; H05K2201/10; H05K2201/10227; H05K2201/1028; H05K2201/10401; H05K2201/10613; H05K2201/10742; H05K2201/1075; H05K2201/10757; H05K2203/00; H05K2203/15; H05K2203/1572; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/4588; Y10T24/45885; Y10T24/45958; Y10T403/00; Y10T403/60
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) | 1952-05-16 | 1952-11-15 | 1953-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-16 | 1956-11-15 | 1957-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-16 | 1960-11-15 | 1961-05-17 | $7700.00 | Window Closed / Lapsed |