Patent US1817145A successfully refreshed from Google Patents.
Patent US2298071A successfully refreshed from Google Patents.
US2298071A
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Stiffened fabric
Assignee: EIDP Inc
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Filing: 1940-10-18
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Granted: 1942-10-06
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Expires: 1960-10-18
Abstract
No abstract record available.
Inventors
- 👤 Smith Albert Faris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:00
CPC Classifications
D; D03; D03D; D03D1/00; D03D15/00; D03D15/40; D03D15/43; D10; D10B; D10B2331/00; D10B2331/02; D10B2401/00; D10B2401/06; D10B2401/062; D10B2501/00; D10B2501/06; Y; Y10; Y10S; Y10S8/00; Y10S8/21; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2922; Y10T428/2973; Y10T428/2976
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) | 1945-10-05 | 1946-04-06 | 1946-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-10-05 | 1950-04-06 | 1950-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-10-05 | 1954-04-06 | 1954-10-06 | $7700.00 | Window Closed / Lapsed |