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:
Oct. 14, 1997
Filed:
Dec. 20, 1995
Applicant:
Inventor:
Robert Wen Lee, Houston, TX (US);
Assignee:
Shell Oil Company, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ;
U.S. Cl.
CPC ...
106 / ; 106 / ; 106 32 ;
Abstract
Ink formulations comprising a solvent that is predominantly a cycloparaffin solvent. The ink formulations include conventional resins and pigments which are soluble in the cycloparaffin. The absence of aromatic solvents in the ink formulations is preferred. Ink formulations have been prepared that compare favorably to conventional ink formulations when used in gravure printing.