Patents by Inventor Anna M. Cool

Anna M. Cool 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).

  • Flexible call detail recording system
    Patent number: 5218632
    Abstract: A telecommunications billing record software system which permits the telephone administration which is operating the exchange to interface with and define the criteria for constructing and/or modifying the decision tables used to decide whether or not to generate a billing record for each particular call. In addition, the administration can also define the criteria for specifying the billing record data to be included within the billing records which are generated and the location to which the record is output.
    Type: Grant
    Filed: October 16, 1991
    Date of Patent: June 8, 1993
    Assignee: Telefonaktiebolaget L M Ericsson
    Inventor: Anna M. Cool