Patents by Inventor Pär Martin Englund

Pär Martin Englund 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).

  • Security policy enforcing DHCP server appliance
    Patent number: 7568092
    Abstract: A method of allowing a remote device connected to a first network to access a second network, including leasing a leased network address to the remote device, where the leased network address allows the remote device access to the first network for a pre-defined time period, submitting at least one identification token from the remote device to an appliance within the first network, validating the at least one identification token within the pre-defined time period, and connecting the remote device to the second network if the validating is successful.
    Type: Grant
    Filed: February 9, 2005
    Date of Patent: July 28, 2009
    Assignee: Sun Microsystems, Inc.
    Inventor: Pär Martin Englund