Patents by Inventor Kah Hiing Ling

Kah Hiing Ling 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).

  • Novel 4-diphenylmethyl piperidine derivatives
    Publication number: 20040167169
    Abstract: This invention relates to novel substituted piperidine derivatives. More particularly, this invention relates to substituted phenyl 4-substituted-piperidinoalkanol derivatives which are useful as antihistamines, antiallergy agents and bronchodilators.
    Type: Application
    Filed: March 1, 2004
    Publication date: August 26, 2004
    Applicant: Aventis Pharmaceuticals Inc.
    Inventors: Kah Hiing Ling, Paul Wayne Brown, Robert M. Strom, Richard A. Wolf
  • Novel 4-diphenylethyl piperidine derivatives
    Publication number: 20030065186
    Abstract: This invention relates to novel substituted piperidine derivatives. More particularly, this invention relates to substituted phenyl 4-substituted-piperidinoalkanol derivatives which are useful as antihistamines, antiallergy agents and bronchodilators.
    Type: Application
    Filed: October 3, 2002
    Publication date: April 3, 2003
    Inventors: Kah Hiing Ling, Paul Wayne Brown, Robert M. Strom, Richard A. Wolf
  • Novel 4-diphenylmethyl piperdine derivatives
    Publication number: 20020016467
    Abstract: This invention relates to novel substituted piperidine derivatives. More particularly, this invention relates to substituted phenyl 4-substituted-piperidinoalkanol derivatives which are useful as antihistamines, antiallergy agents and bronchodilators.
    Type: Application
    Filed: October 2, 2001
    Publication date: February 7, 2002
    Inventors: Kah Hiing Ling, Paul Wayne Brown, Robert M. Strom, Richard A. Wolf