Patents by Inventor Paul D. Thut

Paul D. Thut 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).

  • Use of biologically active glass as a drug delivery system
    Patent number: 6197342
    Abstract: This invention relates to a synthetic bone replacement material impregnated with drugs such as antibiotics and growth hormones, which facilitate and promote the regeneration of bone and/or soft tissue. Methods for making the impregnated material and its medical use are also taught.
    Type: Grant
    Filed: September 21, 1998
    Date of Patent: March 6, 2001
    Inventors: Paul D. Thut, Leonard J. Litkowski, David C. Greenspan
  • Use of biogically active glass as a drug delivery system
    Patent number: 6153221
    Abstract: This invention relates to a synthetic bone replacement material impregnated with drugs such as antibiotics and growth hormones, which facilitate and promote the regeneration of bone and/or soft tissue. Methods for making the impregnated material and its medical use are also taught.
    Type: Grant
    Filed: September 21, 1998
    Date of Patent: November 28, 2000
    Assignees: Paul D. Thut, Leonard J. Litkowski
    Inventors: Paul D. Thut, Leonard J. Litkowski, David C. Greenspan
  • Use of biologically active glass as a drug delivery system
    Patent number: 5972384
    Abstract: This invention relates to a synthetic bone replacement material impregnated with drugs such as antibiotics and growth hormones, which facilitate and promote the regeneration of bone and/or soft tissue. Methods for making the impregnated material and its medical use are also taught.
    Type: Grant
    Filed: October 1, 1997
    Date of Patent: October 26, 1999
    Assignees: University of Maryland, Baltimore, USBiomaterials, Corp.
    Inventors: Paul D. Thut, Leonard J. Litkowski, David C. Greenspan
  • Anesthetic pharmaceutical combination
    Patent number: 5505922
    Abstract: An anesthetic pharmaceutical combination comprising the combination of a local anesthetic and lithium ions present in an amount effective to lower the amount of the local anesthetic necessary to achieve equivalent anesthetic effect in a patient and a method of use of the anesthetic pharmaceutical combination.
    Type: Grant
    Filed: February 24, 1995
    Date of Patent: April 9, 1996
    Assignee: University of Maryland at Baltimore
    Inventors: Paul D. Thut, Michael D. Turner