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:
Jul. 27, 1993
Filed:
Jul. 20, 1992
Applicant:
Inventors:
Tetsuo Kumasaka, Hachioji, JP;
Hideki Horiuchi, Ome, JP;
Fumihiko Kaneko, Hamura, JP;
Tatsuo Takano, Ome, JP;
Assignee:
Okutama Kogyo Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09C / ;
U.S. Cl.
CPC ...
106464 ; 1621814 ;
Abstract
A calcium-magnesium carbonate composite consisting of particles of calcium carbonate and magnesium carbonate hydroxide and having excellent properties, for example, as a pigment for paper coating is proposed, which is a uniform blend of:
Kumasaka, Tetsuo. (1993). Calcium-magnesium carbonate composite and method for the preparation (U.S. Patent No. 5230734). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5230734
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile