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US2497446A
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Assignee: ANN GOLDING
•
Filing: 1946-07-11
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Granted: 1950-02-14
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Expires: 1966-07-11
Abstract
No abstract record available.
Inventors
- 👤 Golding James Leonard
- 👤 Irwin C Bowman
- 👤 William H Comerford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:39
CPC Classifications
A; A47; A47H; A47H1/00; A47H1/10; A47H1/12; A47H1/122; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/3427; Y10T24/3439; Y10T24/344
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US471885A
Cited
US1701783A
Cited
US1989257A
Cited
US2178113A
Cited
US2321196A
Cited
US2386691A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |