Patent US2471070A successfully refreshed from Google Patents.
US2471070A
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Assignee: Individual
•
Filing: 1945-03-26
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Granted: 1949-05-24
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Expires: 1965-03-26
Abstract
No abstract record available.
Inventors
- 👤 Frederick I Mccarthy
- 👤 Schandler Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:52
CPC Classifications
H; H01; H01T; H01T13/00; H01T13/46; H01T13/467; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49927; Y10T29/49929; Y10T29/49938; Y10T29/4994
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1588489A
Cited
US1793803A
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US1927500A
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US2029669A
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US1958580A
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US2060219A
Cited
US2180528A
Cited
US2187472A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-23 | 1952-11-22 | 1953-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-23 | 1956-11-22 | 1957-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-23 | 1960-11-22 | 1961-05-24 | $7700.00 | Window Closed / Lapsed |