Patents by Inventor Lukchiu Li

Lukchiu Li 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).

  • Cosolvent formulations
    Patent number: 6361758
    Abstract: Stable pharmaceutical formulations of a therapeutic agent, a low molecular weight alcohol and a glycol derivative are disclosed. Preferred formulations include 19-nor-1&agr;,3&bgr;,25-trihydroxy-9,10-secoergosta-5,7(E),22(E)-triene.
    Type: Grant
    Filed: October 12, 2000
    Date of Patent: March 26, 2002
    Assignee: Abbott Laboratories
    Inventors: Lukchiu Li, Edward Anthony Pec, Daniel H. Robinson, Dennis A. Stephens, Kathee Jantzi, Thomas Barton May, John Paul Oberdier
  • Butorphanol sustained release formulations
    Patent number: 6197344
    Abstract: Controlled, sustained release formulations of butorphanol are provided. Such formulations can be an aqueous suspension of butorphanol freebase or an oil suspension of a butorphanol salt. Processes for using such formulations to provide long term analgesia are also provided.
    Type: Grant
    Filed: October 28, 1999
    Date of Patent: March 6, 2001
    Assignee: Abbott Laboratories
    Inventors: Hung-Chih Chang, Lukchiu Li, Youqin Tian
  • Cosolvent formulations
    Patent number: 6136799
    Abstract: Stable pharmaceutical formulations of a therapeutic agent, a low molecular weight alcohol and a glycol derivative are disclosed. Preferred formulations include 19-nor-1.alpha.,3.beta.,25-trihydroxy-9,10-secoergosta-5,7(E),22(E)-triene .
    Type: Grant
    Filed: April 8, 1998
    Date of Patent: October 24, 2000
    Assignee: Abbott Laboratories
    Inventors: Lukchiu Li, Edward Anthony Pec, Daniel H. Robinson, Dennis A. Stephens, Kathee Jantzi, Thomas Barton May, John Paul Oberdier