Patents by Inventor Robert C. Burroughs

Robert C. Burroughs 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).

  • Patent number: 5636841
    Abstract: This invention relates to a checkers type game that incorporates the use of cube shaped checker pieces having individual identifying numbers from one to six on each of its side faces which enables the player on a given turn to reposition a selected checker piece to a higher and more authoritative number which adds a new dimension of play to the game.
    Type: Grant
    Filed: September 11, 1995
    Date of Patent: June 10, 1997
    Inventor: Robert C. Burroughs
  • Patent number: 4902021
    Abstract: This invention, a checker and dice board game introduces a new method of checker playing whereby numbered checkers correspond with numbers on a pair of thrown dice. Consequently, the dice when thrown will determine which checkers qualify to be moved.
    Type: Grant
    Filed: April 11, 1989
    Date of Patent: February 20, 1990
    Inventor: Robert C. Burroughs
  • Patent number: 4555235
    Abstract: This invention, a return top with multiple designing means enables the child to make numerous design changes in his or her return top to satisfy the creative desire or need of the individual.
    Type: Grant
    Filed: August 14, 1984
    Date of Patent: November 26, 1985
    Inventor: Robert C. Burroughs
  • Patent number: 4247986
    Abstract: This invention, a measuring device, utilizes a projection of filtering method to facilitate reading of very fine lineal graduations such as 64ths, half millimeters and decimal hundredths of an inch whereby two series of lineal graduations perform two separate functions coordinating to filter lineal graduations through to the measuring edge. The first series extends to the measuring edge performing the measuring function, the second series pulling a short distance away from said edge providing a guidance means function while also indicating divisional breakdowns in fractions, millimeters and decimal hundredths.
    Type: Grant
    Filed: November 18, 1975
    Date of Patent: February 3, 1981
    Inventor: Robert C. Burroughs
  • Patent number: D245615
    Type: Grant
    Filed: June 19, 1975
    Date of Patent: August 30, 1977
    Assignee: Robert C. Burroughs
    Inventor: Robert C. Burroughs
  • Patent number: D247322
    Type: Grant
    Filed: November 3, 1975
    Date of Patent: February 21, 1978
    Assignee: Robert C. Burroughs
    Inventor: Robert C. Burroughs
  • Patent number: D267807
    Type: Grant
    Filed: April 8, 1980
    Date of Patent: February 1, 1983
    Inventor: Robert C. Burroughs