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:
Mar. 23, 1999
Filed:
Jun. 15, 1998
Yoshiaki Sugimori, Yamanashi, JP;
Tadaharu Watanabe, Yamanashi, JP;
Hitoshi Kikuchi, Yamanashi, JP;
Fumitaka Endo, Yamanashi, JP;
Shinji Ichimura, Kawasaki, JP;
Megumi Yoshida, Kawasaki, JP;
Hiroaki Imai, Yamanashi, JP;
Nippon Sanso Corporation, Tokyo, JP;
Abstract
The present invention relates to a method of detecting harmful components selected from the group consisting of volatile inorganic hydrides, volatile inorganic halides and organometallic compounds. The harmful components can be detecting by bringing it into contact with a crystalline cupric hydroxide. The harmful components can be detected based on the color change of the copper hydroxide.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile