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. 17, 1992
Filed:
Jun. 15, 1990
Applicant:
Inventors:
Machio Chihara, Nara, JP;
Jiro Mizuya, Osaka, JP;
Tatsuya Okumura, Osaka, JP;
Takashi Tanaka, Osaka, JP;
Assignee:
Arakawa Chemical Industries, Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
B08B / ;
U.S. Cl.
CPC ...
134 42 ;
Abstract
The invention provides a cleaning agent for removal of a rosin-base flux, the cleaning agent consisting essentially of a surfactant represented by the formula