Patents by Inventor Michael Berkowitz

Michael Berkowitz 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 system for routing a telephone call
    Patent number: 8838563
    Abstract: An Internet telephony registry 190 comprises a server 140 and an associated data store 160. Routing and/or policy data associated with telephone number strings are stored in the data store 160 in a tree data structure 240 and a data index map 230. The tree data structure 240 comprises parent nodes and leaf nodes and each parent node of the tree data structure 240 has ten child nodes. The tree data structure 240 stores an index associated with each telephone number string and the data index map stores routing and/or policy attributes 233 represented by the indices 232.
    Type: Grant
    Filed: July 8, 2010
    Date of Patent: September 16, 2014
    Assignee: XConnect Global Networks Limited
    Inventors: Michael Berkowitz, David Mark Schwartz