US2496961A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of spinning jets
Assignee: Celanese Corp
•
Filing: 1946-10-15
•
Granted: 1950-02-07
•
Expires: 1966-10-15
Abstract
No abstract record available.
Inventors
- 👤 Schneider George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:25
CPC Classifications
C; C25; C25D; C25D1/00; C25D1/08; D; D01; D01D; D01D4/00; D01D4/02; D01D4/022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190416652A
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GB142038A
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DE461135C
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US1792197A
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US2086067A
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US2226381A
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US2362277A
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US2283169A
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US2392871A
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US2370765A
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US2352968A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |