Patents by Inventor Christopher D. Clarke

Christopher D. Clarke 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).

  • File transfer system using dynamically assigned ports
    Patent number: 6219669
    Abstract: A computer data signal embodied in a propagation medium is provided. The signal enables a variable number of data transfers and includes an initial connection source code segment and a data transfer source code segment. The initial connection source code segment establishes a connection between at least two devices via predetermined listening ports, with at least one predetermined listening port residing within each device. The initial connection source code segment also dynamically assigns a first data port within a first device, and transmits the address of the first data port to a remaining device via the predetermined listening ports. The data transfer source code segment is for each of the variable number of data transfer operations.
    Type: Grant
    Filed: November 13, 1998
    Date of Patent: April 17, 2001
    Assignee: Hyperspace Communications, Inc.
    Inventors: Maurice W. Haff, Christopher D. Clarke
  • Oral veterinary preparations
    Patent number: 4145429
    Abstract: A fluid pharmaceutical formulation for oral administration to animals comprising a medicament, an edible oil and an oleophilic clay. The oleophilic clay thickening agent is formed by replacement of inorganic cations in a natural or synthetic clay or organic cations.
    Type: Grant
    Filed: March 11, 1977
    Date of Patent: March 20, 1979
    Assignee: Beecham Group Limited
    Inventor: Christopher D. Clarke