Patents by Inventor Brent A. Langdon

Brent A. Langdon has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for managing internetwork and intranetwork activity
    Patent number: 5983270
    Abstract: In accordance with the present invention, a network management program (80) is provided that manages the communication of data packets between an intranetwork (44) and an internetwork (40). An operator of a computer connected to the intranetwork (44) inputs vital information regarding users of computers connected to the intranetwork (44), mapping information regarding computers connected to the intranetwork (44), and policies to be applied against those users and computers, using a graphical user interface (GUI 70). The GUI (70) communicates the vital user information, mapping information and policies to a database (72) which stores and organizes the vital user information, mapping information and policies. A filter executive (76) optimizes the policies stored in the database (72) into a set of rules for each user and passes the rules to a filter engine (78).
    Type: Grant
    Filed: April 2, 1997
    Date of Patent: November 9, 1999
    Assignee: Sequel Technology Corporation
    Inventors: Dalen M. Abraham, Todd A. Barnes, Paul F. Bouche, Thomas P. Bougetz, Tracy A. Gosselin, Mark G. Grieve, Brent A. Langdon, Robert C. Allison, Michael S. Nikkel
  • Method and apparatus for managing internetwork and intranetwork activity
    Patent number: RE40187
    Abstract: In accordance with the present invention, a network management program (80) is provided that manages the communication of data packets between an intranetwork (44) and an internetwork (40). An operator of a computer connected to the intranetwork (44) inputs vital information regarding users of computers connected to the intranetwork (44), mapping information regarding computers connected to the intranetwork (44), and policies to be applied against those users and computers, using a graphical user interface (GUI 70). The GUI (70) communicates the vital user information, mapping information and policies to a database (72) which stores and organizes the vital user information, mapping information and policies. A filter executive (76) optimizes the policies stored in the database (72) into a set of rules for each user and passes the rules to a filter engine (78).
    Type: Grant
    Filed: August 12, 2004
    Date of Patent: March 25, 2008
    Assignee: Websense, Inc.
    Inventors: Dalen M. Abraham, Todd A. Barnes, Paul F. Bouche, Thomas P. Bougetz, Tracy A. Gosselin, Mark G. Grieve, Brent A. Langdon, Robert C. Allison, Michael S. Nikkel, Stuart Rosove