Patent US2065124A successfully refreshed from Google Patents.
US2065124A
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US
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Production of artificial filaments, yarns, or threads
Assignee: Celanese Corp
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Filing: 1929-09-04
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Granted: 1936-12-22
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Expires: 1949-09-04
Abstract
No abstract record available.
Inventors
- 👤 Dreyfus Henry
- 👤 Dickie William Alexander
- 👤 Taylor William Ivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:48
CPC Classifications
D; D01; D01F; D01F2/00; D01F2/24; D01F2/28; A; A47; A47C; A47C23/00; A47C23/30; A47C23/32; D01D; D01D5/00; D01D5/20; D01F2/30; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; 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) | 1939-12-22 | 1940-06-22 | 1940-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1943-12-22 | 1944-06-22 | 1944-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1947-12-22 | 1948-06-22 | 1948-12-22 | $7700.00 | Window Closed / Lapsed |