Patents by Inventor Michael V. Burris

Michael V. Burris 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).

  • Asphalt emulsion paving composition
    Patent number: 4094696
    Abstract: An improved asphalt emulsion composition comprises an oil phase having minor amounts of gilsonite and naphtha and a major amount of asphalt, and a water phase having water and a small amount of a cationic emulsifying agent, wherein the ratio between the oil and water phases is between about 1:1 and 2:1 by weight respectively, the asphalt having a distillation residue penetration of less than 40 dmm at 77.degree. F (25.degree. C).
    Type: Grant
    Filed: May 17, 1976
    Date of Patent: June 13, 1978
    Inventor: Michael V. Burris
  • Asphalt-gilsonite emulsion
    Patent number: 4073659
    Abstract: An improved asphalt emulsion composition comprises between about 10 and about 33% by weight gilsonite and between about 66 and about 90% by weight asphalt preferably having a penetration below 100, and preferably below about 75 dmm at 77.degree. F, a small amount of emulsifying agent, and water with the ratio of asphalt phase:water being between about 1:1 and 2:1 by weight, respectively.
    Type: Grant
    Filed: September 27, 1976
    Date of Patent: February 14, 1978
    Inventor: Michael V. Burris