US3232697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Textile treatment
Assignee: ChampionX LLC
•
Filing: 1959-07-01
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Granted: 1966-02-01
•
Expires: 1979-07-01
Abstract
No abstract record available.
Inventors
- 👤 Saul B Needleman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:28
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2311; Y10T442/2352; Y10T442/2369; Y10T442/2393
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
THE PROCESS OF RENDERING CELLULOSE FABRICS WRINKLERESISTANT AND IMPARTING OTHER IMPROVED PROPERTIES TO SUCH FABRICS WHICH CONSISTS ESSENTIALLY OF TREATING SUCH FABRICS AT AN ACIDIC PH WITH A POLAR SOLVENT SOLUTION CONSISTING ESSENTIALLY OF AT LEAST 1% BY WEIGHT OF AN N,N-DIMETHYLOL MONOAMIDE OF A SATURATED FATTY ACID SOLUBILIZED IN SAID POLAR SOLVENT, SAID FATTY ACID AMIDE WITHOUT THE METHYLOL GROUPS CONTAINING FROM 12 TO 22 CARBON ATOMS IN CHAIN LENGTH, AND THEN DRY CURING THE TREATED FABRIC AT A TEMPERATURE OF BETWEEN 140*C.. TO 190*C.
Claim 2
Dependent Claim
86 words
THE PROCESS OF RENDERING CELLULOSE FABRICS WRINKLERESISTANT AND IMPARTING OTHER IMPROVED PROPERTIES TO SUCH FABRICS WHICH CONSISTS ESSENTIALLY OF TREATING SUCH FABRICS AT AN ACIDIC PH WITH A POLAR SOLVENT SOLUTION CONSISTING ESSENTIALLY OF AT LEAST 1% BY WEIGHT OF AN N,N-DIMETHYLOL MONOAMIDE OF A SATURATED FATTY ACID SOLUBILIZED IN SAID POLAR SOLVENT, SAID FATTY ACID AMIDE WITHOUT THE METHYLOL GROUPS CONTAINING FROM 12 TO 22 CARBON ATOMS IN CHAIN LENGTH, AND THEN DRY CURING THE TREATED FABRIC AT A TEMPERATURE OF BETWEEN 140*C.. TO 190*C.
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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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |