Patents by Inventor Mark Gibson

Mark Gibson 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).

  • On-site pipe coating process
    Patent number: 5792518
    Abstract: The present invention relates to a pipe treatment process that is a portable, field-applied, coating process. The process produces a two-layer composite protective coating system with a finished, seamless, chemical bond within its interlayers as well as to adjacent coating materials, The process is suitable for both metailic and concrete substrates, which may or may not be cathoadically protected, and may be used to either coat now or to recoat e.g.
    Type: Grant
    Filed: October 8, 1996
    Date of Patent: August 11, 1998
    Inventors: Mark Gibson, Kenneth Fogh
  • Stable ophthalmic preparations containing acetazolamide
    Patent number: 4888168
    Abstract: There is provided a stable, ophthalmic aqueous composition for topical administration, comprising (a) acetazolamide and either (b) a pre-formed, pharmaceutically acceptable, aqueous gel or (c) an aqueous gel-forming liquid capable of forming a pharmaceutically acceptable gel in situ when applied topically to a patient; said composition having a pH of less than 5.0.
    Type: Grant
    Filed: December 2, 1987
    Date of Patent: December 19, 1989
    Assignee: American Cyanamid Company
    Inventors: Angela C. Potts, Mark Gibson