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:
Nov. 30, 2010
Filed:
Dec. 20, 2006
Yuichi Kawata, Kanagawa, JP;
Nobuaki Suzuki, Kanagawa, JP;
Makoto Kimura, Kanagawa, JP;
Kenichi Takahashi, Kanagawa, JP;
Seishiro Kato, Kanagawa, JP;
Yuichi Kawata, Kanagawa, JP;
Nobuaki Suzuki, Kanagawa, JP;
Makoto Kimura, Kanagawa, JP;
Kenichi Takahashi, Kanagawa, JP;
Seishiro Kato, Kanagawa, JP;
Fuji Xerox Co., Ltd., Tokyo, JP;
Abstract
A network control device that has a packet filtering unit for implementing packet filtering based on prescribed information in a header of a received packet, which includes: a position designating unit that designates a prescribed comparison position in a higher level protocol header to the header of the received packet; and an additional determination unit that implements pattern matching filtering by comparing data at the comparison position designated by the position designating unit with preset data.