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. 18, 2001
Filed:
Mar. 26, 1999
Koichi Hirano, Yokohama, JP;
Mitsubishi Pencil Kabushiki Kaisha, Tokyo, JP;
Abstract
A process for producing a self-inking stamp capable of stamping repeatedly by filling ink in a stamp material having a continuous porous structure, wherein the stamp material having a continuous porous structure is provided with an occlusion body having a continuous porous structure and being impregnated with two or more kinds of ink having different functions so as to infiltrate two or more kinds of ink into the stamp material. In the process, there is used an occlusion body having a physical barrier and/or an isolation part which suppresses or inhibits mingling of two or more kinds of ink having different functions, and a self-inking stamp produced by the process.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile