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:
Dec. 23, 1997
Filed:
Aug. 26, 1994
Applicant:
Inventors:
Michael Kehoe, Ebchester, Co Durham DH8 0QF, GB;
Michael Pinkney, Whitley Bay, NE26 3SL, GB;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
C07K / ; C07K / ; C12P / ; G01N / ;
U.S. Cl.
CPC ...
435-71 ; 435 693 ; 530350 ; 5303895 ; 530403 ; 530413 ; 530806 ; 530825 ;
Abstract
This application teaches a cytolytic derivative of the thiol-activated protein streptolysin O. The derivatization comprises the deletion of the amino acid cysteine from the amino acid sequence of naturally occurring streptolysin O; end optionally other alterations in said naturally occurring amino acid sequence by amino acid substitution, deletion, inversion, insertion or addition.