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:
May. 29, 2001
Filed:
Jan. 26, 1998
Yoshifusa Togawa, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
The invention provides a virus extermination method by which an error in operation by a user is prevented and optimum virus extermination based on a type of a virus can be performed without imposing much burden in operation. The virus extermination method includes the virus detection and identification step of detecting a computer virus as a software destroying factor which infects a computer system and identifying a type of the computer virus, the memory clearing step of receiving trigger information which is based on detection of the infecting computer virus and clearing information stored in all of those areas of a memory which are write-enabled in an ordinary operation of the computer system, the operating system fetching and starting up step of fetching an operating system, in which no virus is resident, from the outside and starting up the operating system after the stored information of the memory is cleared, and the virus extermination step of exterminating the computer virus under operation environment of the operating system.