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:
Apr. 07, 1992
Filed:
Apr. 16, 1991
Bruce A Lent, Oak Park, IL (US);
Nikolay Shevelev, River Forest, IL (US);
Videojet Systems International, Inc., Elk Grove Village, IL (US);
Abstract
An improved ink composition suitable for ink jet printing, wherein the improvement comprises the addition of a sufficient quantity of a secondary amine selected from the group consisting of diethyl amine, dipropyl amine, diisopropyl amine, and dibutyl amine to inhibit corrosion of metal placed in contact with said ink composition, without adversely affecting the printing characteristics of said ink. Also a method for reducing the corrosiveness of an ink composition suitable for ink jet printing, wherein the ink composition is normally corrosive to metal, comprising adding to said ink composition a sufficient quantity of such a secondary amine.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile