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:
Feb. 20, 1990
Filed:
Dec. 30, 1987
Applicant:
Inventors:
Shigeru Okuma, Hofu, JP;
Kanji Yamagishi, Hofu, JP;
Masami Hara, Hofu, JP;
Keizo Suzuki, Osaka, JP;
Toshihiro Yamamoto, Hofu, JP;
Assignees:
Kanebo Ltd., Tokyo, JP;
Kanebo Rayon, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ; C08B / ; C08B / ;
U.S. Cl.
CPC ...
536 57 ; 536 60 ; 536 61 ; 428402 ;
Abstract
A process for producing fine cellulose particles, which comprises