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:
Apr. 08, 2003
Filed:
Jul. 20, 1998
Applicant:
Inventors:
Makoto Kitano, Ibaraki, JP;
Takanobu Noguchi, Ibaraki, JP;
Toshihiro Ohnishi, Ibaraki, JP;
Fumi Yamaguchi, Ibaraki, JP;
Takenori Osada, Ibaraki, JP;
Assignee:
Sumitomo Chemical Company, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 3/312 ; C08G 7/748 ;
U.S. Cl.
CPC ...
H05B 3/312 ; C08G 7/748 ;
Quick Actions:
Kitano, Makoto. (2003). Hole transporting polymer and organic electroluminescence device using the same (U.S. Patent No. 6544670). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6544670
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