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. 15, 1997
Filed:
Oct. 31, 1994
Akio Suzuki, Yokohama, JP;
Masayoshi Takahashi, Chofu, JP;
Yoshinobu Shimomura, Yokohama, JP;
Tatsuo Takeuchi, Kawasaki, JP;
Yoshihiro Takada, Kawasaki, JP;
Mamoru Sakaki, Yamato, JP;
Masato Katayama, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A printing paper is provided which is neutral paper as the base paper comprising an ink-penetration retarder on a printing face to retard penetration of liquid ink containing a nitrogen compound, a substance as an internal additive of the paper to absorb ammonia or an ammonium ion released from the nitrogen compound in the ink, and a water-soluble inorganic salt in an amount ranging from 0.01 to 0.2% by weight. Printing methods are also provided which use the above printing paper.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile