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US2525819A
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Assignee: Individual
•
Filing: 1946-05-02
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Granted: 1950-10-17
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Expires: 1966-05-02
Abstract
No abstract record available.
Inventors
- 👤 Lucille E Pawson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:32
CPC Classifications
B; B23; B23B; B23B5/00; B23B5/36; B23B5/40; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/2214; Y10T407/2218; Y10T407/222; Y10T82/00; Y10T82/14; Y10T82/148
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) | 1953-10-16 | 1954-04-17 | 1954-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-16 | 1958-04-17 | 1958-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-16 | 1962-04-17 | 1962-10-17 | $7700.00 | Window Closed / Lapsed |