Patents by Inventor Larry R. Robinson

Larry R. Robinson 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).

  • Artificial tanning compositions having improved color development
    Patent number: 5603923
    Abstract: The present invention relates to artificial tanning compositions that provide improved color development and good chemical and physical stability. These compositions comprise dihydroxyacetone, certain amino acids or their pharmaceutically acceptable salts, and a topical carrier, wherein said compositions have a pH value of less than about 4. In other embodiments these compositions comprise dihydroxyacetone, certain amino acids or their pharmaceutically acceptable salts, and a stabilizing salt selected from the group consisting of metabisulfite salts, sulfite salts, hydrogen sulfite salts, and mixtures thereof, and a topical carrier.
    Type: Grant
    Filed: September 25, 1995
    Date of Patent: February 18, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Larry R. Robinson, Paul R. Tanner
  • Photoprotection compositions
    Patent number: 5547659
    Abstract: Disclosed are improved topical compositions having improved efficiency such as improved sunscreen effectiveness for protecting the skin from the harmful effects of ultraviolet irradiation, such as sunburn and sun-induced premature aging of the skin.
    Type: Grant
    Filed: July 7, 1993
    Date of Patent: August 20, 1996
    Assignee: Richardson-Vicks Inc.
    Inventors: Marie A. Rinaldi, Larry R. Robinson
  • Artificial tanning compositions having improved stability
    Patent number: 5514437
    Abstract: The present invention relates to artificial tanning compositions having improved stability. These compositions comprise dihydroxyacetone, a salt selected from the group consisting of metabisulfite salts, sulfite salts, hydrogen sulfite salts, and mixtures thereof. These compositions are useful for imparting an artificial tan to human skin. In further embodiments, these compositions also comprise a sunscreen agent and are also useful for providing protection from the harmful effects of ultraviolet radiation.
    Type: Grant
    Filed: March 29, 1994
    Date of Patent: May 7, 1996
    Assignee: The Procter & Gamble Company
    Inventors: Paul R. Tanner, Larry R. Robinson
  • Suncare compositions
    Patent number: 5306485
    Abstract: Disclosed are sunscare compositions having enhanced substantivity, efficacy and the like for protecting the skin from the harmful effects of ultraviolet irradiation, such as sunburn and sun-induced premature aging of the skin.
    Type: Grant
    Filed: February 11, 1993
    Date of Patent: April 26, 1994
    Assignee: Richardson-Vicks Inc.
    Inventors: Larry R. Robinson, Marie A. Rinaldi, Anil J. Gupte
  • Suncare compositions
    Patent number: 5207998
    Abstract: Disclosed are sunscare compositions having enhanced substantivity, efficacy and the like for protecting the skin from the harmful effects of ultraviolet irradiation, such as sunburn and sun-induced premature aging of the skin.
    Type: Grant
    Filed: May 7, 1991
    Date of Patent: May 4, 1993
    Assignee: Richardson-Vicks Inc.
    Inventors: Larry R. Robinson, Marie A. Rinaldi, Anil J. Gupte