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:
Jun. 16, 1992
Filed:
Jul. 12, 1989
Applicant:
Inventors:
Nobuo Yoshida, Nishinomiya, JP;
Norihisa Kikuchi, Takatsuki, JP;
Masaru Shin, Kobe, JP;
Hiroshi Teraoka, Sakai, JP;
Assignee:
Shionogi & Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07K / ; C12N / ;
U.S. Cl.
CPC ...
530324 ; 536 27 ; 435 692 ; 4353201 ; 530845 ;
Abstract
DNA sequences encoding modified varieties of human PSTI possessing excellent stability in terms of decreased susceptibility to decomposition by proteolytic enzymes such as trypsin, as compared with natural human PSTI, as well as the modified varieties of human PSTI obtained by the expression of the DNA sequences.