US2500332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Covered and coated cord and fabric
Assignee: Celanese Corp
•
Filing: 1946-12-28
•
Granted: 1950-03-14
•
Expires: 1966-12-28
Abstract
No abstract record available.
Inventors
- 👤 Whitehead William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:19
CPC Classifications
D; D07; D07B; D07B1/00; D07B1/02; D07B1/04; D03; D03D; D03D1/00; D03D1/0094; D03D15/00; D03D15/20; D03D15/208; D03D15/217; D03D15/225; D03D15/40; D03D15/41; D03D15/47; D03D15/50; D03D15/573; F; F16; F16G; F16G9/00; D07B2201/00; D07B2201/20; D07B2201/2083; D07B2201/209; D07B2205/00; D07B2205/10; D07B2205/103; D07B2205/20; D07B2205/2067; D07B2401/00; D07B2401/20; D07B2401/205; D07B2501/00; D07B2501/20; D07B2501/2076; D10; D10B; D10B2201/00; D10B2201/01; D10B2201/02; D10B2201/20; D10B2201/28; D10B2401/00; D10B2401/06; D10B2401/063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US91995A
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US1690846A
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FR645203A
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US2065606A
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US2308825A
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US2217826A
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US2284728A
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US2431977A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |