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. 30, 1993
Filed:
Jul. 10, 1992
Applicant:
Inventors:
Kenji Ishii, Tokyo, JP;
Yoshinori Kondo, Tokyo, JP;
Hiroyuki Matsumoto, Tokyo, JP;
Norio Sayama, Tokyo, JP;
Assignee:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428209 ; 428457 ; 428901 ; 361749 ;
Abstract
A base board for a printed circuit board having a printed circuit formed from a copper foil on an insulating layer, the insulating layer containing a compound of the formula (1) or a compound of the formula (2). ##STR1##
Ishii, Kenji. (1993). Printed circuit comprising novel compounds as fluorescence means to (U.S. Patent No. 5266385). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5266385
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile