Patents by Inventor David Gryglewicz

David Gryglewicz 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).

  • Transaction tax collection system and method
    Patent number: 6993502
    Abstract: A system and method for computing and collecting taxes is disclosed. In particular, the invention properly computes and collects, e.g., sales and use taxes that is consistent legal guidelines and restrictions imposed by national governments such as the United States. Accordingly, the invention is useful for computing and collecting taxes on Internet sales.
    Type: Grant
    Filed: November 10, 2000
    Date of Patent: January 31, 2006
    Assignee: CCH Incorporated
    Inventors: David Gryglewicz, Michael Blandina, Douglas L. Birch