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:
Aug. 30, 2022
Filed:
Dec. 27, 2017
Kinsei Matec Co., Ltd., Osaka, JP;
Kokichi Tani, Yokkaichi, JP;
Junya Fujioka, Yokkaichi, JP;
KINSEI MATEC CO., LTD., Osaka, JP;
Abstract
ABSTRACT A fingerprint detection powder that is capable of collecting a clear fingerprint image even from a sample with a smaller amount of fingerprint constituents adhered thereto and a sample with a smooth glassy surface. The fingerprint detection powder contains pigment particles and calcium lactate. The pigment particles preferably contain at least one selected from titanium oxide, aluminum oxide, zinc oxide, zirconium oxide, colcothar, yellow iron oxide, black iron oxide, silica, carbon black, aluminum powder, and copper powder. The surface of the pigment particles is preferably covered with the calcium lactate. The fingerprint detection powder further contains a silane coupling agent. Preferably, the silane coupling agent is n-octyltriethoxysilane. The surface of the pigment particles is preferably covered with the n-octyltriethoxysilane as well as the calcium lactate.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile