Patents Assigned to Thoughtworks
  • Novelty device with flowable particulate
    Patent number: 6135843
    Abstract: A novelty device comprised of a transparent body defined by a chamber. First and second horizonal partitions having a plurality of openings depicting text or design traversing said chamber. The first and second partitions in a generally spaced parallel relationship dividing the chamber into a top area, a central area between the partitions and a bottom area. A particulate film material disposed within the chamber.
    Type: Grant
    Filed: April 9, 1999
    Date of Patent: October 24, 2000
    Assignee: Thoughtworks
    Inventors: Michael Merk, John R. Nottingham, John W. Spirk, Jr., Dennis Futo, Paul Brokaw