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:
Nov. 23, 1993
Filed:
May. 22, 1992
Applicant:
Inventors:
Yukimichi Nakao, Tsukuba, JP;
Kyoji Kaeriyama, Tsuchiura, JP;
Assignees:
Agency of Industrial Science and Technology, Tokyo, JP;
Ministry of International Trade and Industry, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ; C01G / ; C01G / ; C01G / ;
U.S. Cl.
CPC ...
423 22 ; 423 27 ; 423 32 ; 423 51 ; 423 56 ; 423 87 ; 423 98 ; 423 38 ; 423109 ; 4231501 ; 4236585 ;
Abstract
A quaternary ammonium trihalide, a novel compound, represented by the formula: