Patents by Inventor Lawrence A.D. Williams

Lawrence A.D. Williams 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: 9662303
    Abstract: The present invention provides a compound for treating cancer including an isolated form of dibenzyl trisulfide (DTS) provided in an effective amount to act as an agent against human diseases, including various forms of cancer. The present invention also provides a compound for treating cancer including DTS isolated from Petiveria alliacea L. (guinea hen weed) for providing an effective, potent anti-proliferation and/or cytotoxic activity on a wide range of cancer cell lines. The present invention further provides DTS derivatives (e.g. DTS-albumin complexes) in effective dosage for providing a potent anti-proliferation and/or cytotoxic activity on a wide range of cancer cell lines. Additionally, the present invention provides methods of isolating and/or providing the DTS and/or its derivatives in an effective amount for providing a potent anti-proliferation and/or cytotoxic activity on cancer cell lines.
    Type: Grant
    Filed: May 18, 2007
    Date of Patent: May 30, 2017
    Assignee: PG-Pharma, LLC
    Inventors: Lawrence A.D. Williams, H. George Levy
  • Publication number: 20080070839
    Abstract: The present invention provides a compound for treating cancer including an isolated form of dibenzyl trisulfide (DTS) provided in an effective amount to act as an agent against human diseases, including various forms of cancer. The present invention also provides a compound for treating cancer including DTS isolated from Petiveria alliacea L. (guinea hen weed) for providing an effective, potent anti-proliferation and/or cytotoxic activity on a wide range of cancer cell lines. The present invention further provides DTS derivatives (e.g. DTS-albumin complexes) in effective dosage for providing a potent anti-proliferation and/or cytotoxic activity on a wide range of cancer cell lines. Additionally, the present invention provides methods of isolating and/or providing the DTS and/or its derivatives in an effective amount for providing a potent anti-proliferation and/or cytotoxic activity on cancer cell lines.
    Type: Application
    Filed: May 18, 2007
    Publication date: March 20, 2008
    Inventors: Lawrence A.D. Williams, H. George Levy
  • Patent number: 4491354
    Abstract: A lock bar for securing a pair of door panels having lock and hinge edges in a locked position and indicating whether or not the panels are locked, including a pair of elongated hollow holding brackets having a rectangular cross section aligned horizontally and secured to the door panels adjacent the lock edges thereof, and an elongated, hollow, rectangular cross section, cross bolt extending horizontally through the holding brackets.
    Type: Grant
    Filed: November 2, 1978
    Date of Patent: January 1, 1985
    Assignee: Precision Hardware, Inc.
    Inventor: Lawrence D. Williams
  • Patent number: D258717
    Type: Grant
    Filed: July 6, 1978
    Date of Patent: March 31, 1981
    Inventor: Lawrence D. Williams