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US2472374A
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Assignee: Individual
•
Filing: 1945-03-07
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Granted: 1949-06-07
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Expires: 1965-03-07
Abstract
No abstract record available.
Inventors
- 👤 John E Giles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:04
CPC Classifications
B; B23; B23Q; B23Q9/00; B23Q2709/00; Y; Y10; Y10T; Y10T82/00; Y10T82/12; Y10T82/122; Y10T82/13; Y10T82/135; Y10T82/25; Y10T82/2522
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US485233A
Cited
US638712A
Cited
GB191310241A
Cited
GB198621A
Cited
GB247679A
Cited
US1795323A
Cited
US2074424A
Cited
US2230509A
Cited
US2283323A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-06 | 1952-12-06 | 1953-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-06 | 1956-12-06 | 1957-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-06 | 1960-12-06 | 1961-06-07 | $7700.00 | Window Closed / Lapsed |