Patent US2121285A successfully refreshed from Google Patents.
US2121285A
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Fabric
Assignee: HAROLD MILBANK
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Filing: 1937-09-01
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Granted: 1938-06-21
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Expires: 1957-09-01
Abstract
No abstract record available.
Inventors
- 👤 Ralph R Cone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:39
CPC Classifications
D; D04; D04D; D04D7/00; Y; Y10; Y10T; Y10T156/00; Y10T156/11; Y10T156/1111; Y10T156/1116; Y10T428/00; Y10T428/249921; Y10T428/249924; Y10T428/24994; Y10T428/249942; Y10T442/00; Y10T442/60; Y10T442/682; Y10T442/69
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-06-20 | 1941-12-20 | 1942-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-06-20 | 1945-12-20 | 1946-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-06-20 | 1949-12-20 | 1950-06-21 | $7700.00 | Window Closed / Lapsed |