US2328600A
Expired / Lapsed
US
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Treatment of textile materials
Assignee: Celanese Corp
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Filing: 1940-06-28
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Granted: 1943-09-07
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Expires: 1960-06-28
Abstract
No abstract record available.
Inventors
- 👤 John L Baggett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:45
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/244; D06M13/248; D06M13/256; D06M13/02; D06M7/00; C; C10; C10M; C10M2201/00; C10M2201/02; C10M2201/08; C10M2201/081; C10M2201/082; C10M2201/084; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/40; C10M2207/402; C10M2207/404; C10M2219/00; C10M2219/04; C10M2219/044; C10N; C10N2040/00; C10N2040/46; C10N2070/00; C10N2070/02; D06M2200/00; D06M2200/40; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/2958; Y10T428/2964; Y10T428/2965
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) | 1946-09-06 | 1947-03-08 | 1947-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-09-06 | 1951-03-08 | 1951-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-09-06 | 1955-03-08 | 1955-09-07 | $7700.00 | Window Closed / Lapsed |