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US2504910A
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Assignee: NORA JOSEPHINE WELLINGTON
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Filing: 1946-11-02
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Granted: 1950-04-18
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Expires: 1966-11-02
Abstract
No abstract record available.
Inventors
- 👤 Wellington Albert William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:57
CPC Classifications
A; A47; A47K; A47K10/00; A47K10/12; A47K10/14; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44017; Y10T24/44641; Y10T24/44769; Y10T24/44923
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) | 1953-04-17 | 1953-10-17 | 1954-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-04-17 | 1957-10-17 | 1958-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-04-17 | 1961-10-17 | 1962-04-18 | $7700.00 | Window Closed / Lapsed |