US2772189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile material with an antistatic finish and process of making same
Assignee: Monsanto Chemicals Ltd
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Filing: 1951-08-31
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Granted: 1956-11-27
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Expires: 1971-08-31
Abstract
No abstract record available.
Inventors
- 👤 Oscar P Cohen
- 👤 Milton J Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:29
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/54; C07F9/5463; D; D06; D06M; D06M13/00; D06M13/244; D06M13/282; D06M13/285; C10; C10M; C10M2201/00; C10M2201/02; C10M2201/08; C10M2201/081; C10M2201/082; C10M2201/084; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/04; C10M2207/046; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/287; C10M2207/289; C10M2207/40; C10M2207/404; C10M2211/00; C10M2211/04; C10M2211/044; C10M2219/00; C10M2219/04; C10M2219/042; C10M2219/044; C10M2221/00; C10M2221/04; C10M2221/043; C10M2223/00; C10M2223/06; C10M2223/061; C10N; C10N2040/00; C10N2040/46; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T442/00; Y10T442/20; Y10T442/2418; Y10T442/2443
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
36 words
A PROCESS OF TREATING TEXTILE MATERIALS COMPRISING AT LEAST 10% BY WEIGHT OF A FIBER-FORMING SYNTHETIC POLYMER WHICH COMPRISES APPLYING TO SAID TEXTILE MATERIALS A SOLUTION CONSISTING OF A QUATERNARY PHOSPHONIUM SALT HAVING THE GENERAL FORMULA:
References Cited (Backward Citations)
US2563506A
Cited
US1921364A
Cited
US2254965A
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US2090890A
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GB437274A
Cited
US2242224A
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US2343095A
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US2336230A
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US2492394A
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US2543539A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-27 | 1960-05-28 | 1960-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-27 | 1964-05-28 | 1964-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-27 | 1968-05-28 | 1968-11-27 | $7700.00 | Window Closed / Lapsed |