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:
Sep. 01, 1998
Filed:
Mar. 14, 1997
Wan Kang Zou, Northbrook, IL (US);
Mohammed W Siddiqui, Carol Stream, IL (US);
Fengfei Xiao, Mount Prospect, IL (US);
Arsenia C Morelos, Glendale Heights, IL (US);
Jose G Vega, Chicago, IL (US);
Qiao Qiao Dong, Northbrook, IL (US);
Josephine Aguilar, Elk Grove Village, IL (US);
Videojet Systems International, Inc., Wood Dale, IL (US);
Abstract
The present invention provides jet ink compositions that are free or substantially free of sedimentation, have good image adhesion and rub resistance, and that are suitable for printing messages on food items such as fruits, vegetables, chocolate, candies, confectioneries and pharmaceuticals such as tablets, and other edible or ingestible materials. The jet ink compositions comprise a surface modified or coated colorant. The surface modified or coated food grade colorant comprises a food grade colorant of particle size in the range of from about 0.01 micron to about 25 microns, a colorant carrier, and a surface modifying or coating agent. The surface modifying or coating agent comprises at least one binder resin, and preferably two or more binder resins.