US2906590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printing of textile materials
Assignee: Deering Milliken Research Corp
•
Filing: 1954-05-05
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Granted: 1959-09-29
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Expires: 1974-05-05
Abstract
No abstract record available.
Inventors
- 👤 Evans Cyril George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:07
CPC Classifications
C; C09; C09B; C09B67/00; C09B67/0071; C09B67/0072; D; D06; D06P; D06P1/00; D06P1/44; D06P1/64; D06P1/651; D06P1/65106; D06P1/65112; D06P1/653; D06P1/6536; D06P3/00; D06P3/70; D06P3/74; Y; Y10; Y10S; Y10S8/00; Y10S8/908; Y10S8/91; Y10S8/911; Y10S8/92; Y10S8/927
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A METHOD OF PREPARING A PRINTING PASTE WHICH METHOD COMPRISES HEATING AT A TEMPERATURE OF FROM ABOUT 210 TO 300*F. A MIXTURE COMPRISING AN ACID DYESTUFF, A WATER SOLUBLE CUPRIC SALT, A WATER SOLUBLE ALKALI METAL SALT SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL SALTS OF INORGANIC ACIDS AND ALKALI METAL SALTS OF THE LOWER FATTY ACIDS, AND A PHENOL REPRESENTED THE FORMULA:
Claim 2
Independent Claim
64 words
A METHOD OF PREPARING A PRINTING PASTE WHICH METHOD COMPRISES HEATING AT A TEMPERATURE OF FROM ABOUT 210 TO 300*F. A MIXTURE COMPRISING AN ACID DYESTUFF, A WATER SOLUBLE CUPRIC SALT, A WATER SOLUBLE ALKALI METAL SALT SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL SALTS OF INORGANIC ACIDS AND ALKALI METAL SALTS OF THE LOWER FATTY ACIDS, AND A PHENOL REPRESENTED THE FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-28 | 1963-03-30 | 1963-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-28 | 1967-03-30 | 1967-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-28 | 1971-03-30 | 1971-09-29 | $7700.00 | Window Closed / Lapsed |