Patents by Inventor Philip L. LUDWIG

Philip L. LUDWIG 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).

  • Composition for treating skin pigmentation
    Patent number: 10034830
    Abstract: The invention relates to a topical composition containing a bilirubin-producing plant extract. In particular, the bilirubin-producing plant extract is obtained from the genus Stelitzia. When topically applied to skin, the composition is effective in accelerating the degradation of heme by-products such as bilirubin present in the skin.
    Type: Grant
    Filed: March 17, 2015
    Date of Patent: July 31, 2018
    Assignee: LONZA LTD.
    Inventors: James V. Gruber, Philip L. Ludwig
  • COMPOSITION FOR TREATING SKIN PIGMENTATION
    Publication number: 20150190337
    Abstract: The invention relates to a topical composition containing a bilirubin-producing plant extract. In particular, the bilirubin-producing plant extract is obtained from the genus Stelitzia. When topically applied to skin, the composition is effective in accelerating the degradation of heme by-products such as bilirubin present in the skin.
    Type: Application
    Filed: March 17, 2015
    Publication date: July 9, 2015
    Inventors: James V. GRUBER, Philip L. LUDWIG