The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 30, 2000
Filed:
May. 05, 1999
Applicant:
Inventors:
Ming-Mei Yeh, Taoyuan Hsien, TW;
Ting-Jui Chang, Taitung Hsien, TW;
Sheena Lee, Taipei, TW;
Da-Jong Yin, Taipei, TW;
Assignee:
Everlight USA, Inc., Pineville, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ; D06P / ; D06P / ;
U.S. Cl.
CPC ...
8549 ; 8543 ; 8641 ; 8918 ; 8924 ; 534634 ;
Abstract
The present invention relates to novel, three component, mixtures comprising red reactive dyes which in the free acid forms are represented by the formula (I), (II) and (II'),
Yeh, Ming-Mei. (2000). Mixtures of symmetrical and unsymmetrical red reactive dyes (U.S. Patent No. 6068667). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6068667
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile