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:
Jan. 22, 2008
Filed:
Apr. 26, 2002
Isadore Schoen, Burke, VA (US);
Michael Boberski, McLean, VA (US);
Isadore Schoen, Burke, VA (US);
Michael Boberski, McLean, VA (US);
Entrust Limited, Ottawa, Ontario, CA;
Abstract
A method and apparatus for facilitating instant messaging utilizes a secure instant message group policy certificate issued by an instant messaging public key infrastructure policy certificate issuing unit. The secure instant messaging group policy certificate is received, such as through a local instant messaging secure public key infrastructure proxy, and contains data defining the group members, references to other groups, security controls and relevant data such as allowed algorithms. The secure instant messaging group policy certificate defines a plurality of different instant messaging groups, each identified by an instant messaging group identifier. Each instant messaging group identifier is associated with a plurality of instant message group number identifiers.