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. 12, 1991
Filed:
Jul. 30, 1987
Applicant:
Inventors:
Masanobu Sugimoto, Shiki, JP;
Fukumi Nishimaki, Iruma, JP;
Tadashi Maruyama, Tokyo, JP;
Keizaburo Miki, Tokyo, JP;
Michio Morita, Chiba, JP;
Kazuyoshi Suzuki, Ichikawa, JP;
Assignees:
Toa Nenryo Kogyo Kabushiki Kaisha, Tokyo, JP;
Chiba Prefecture, Chiba, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N / ; C12N / ; A61K / ;
U.S. Cl.
CPC ...
4352351 ; 424 89 ; 4352402 ;
Abstract
An improved mutant vaccinia virus providing a pock and plaque size on RK13 cells that is approximately the same as those of the Lister original, having a proliferation potency on YTV cells that is approximately the same as that of the Lister original, and having a neurovirulence, assessed by a recovery of an intrabrain virus, that is lower than that of the Lister original; and a process for the production thereof.