Patents by Inventor Tony Y. K. Lam

Tony Y. K. Lam 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).

  • Hypocholesterolemic fermentation products and process of preparation
    Patent number: 4432996
    Abstract: Substances isolated after cultivation of a micoorganism belonging to the genus Penicillium in a culture medium comprises compounds which have strucures: ##STR1## Together with salts and esters of the carboxylic acid, these compounds form a class of highly active hypocholesterolemic and hypolipemic medicaments.
    Type: Grant
    Filed: May 17, 1982
    Date of Patent: February 21, 1984
    Assignee: Merck & Co., Inc.
    Inventors: Vincent P. Gullo, Tony Y. K. Lam, Richard L. Monaghan
  • Hypocholesterolemic fermentation products and process of preparation
    Patent number: 4387242
    Abstract: Substances isolated after cultivation of a microorganism belonging to the genus Aspergillus in a culture medium include a compound with structural formula: ##STR1## Together with the corresponding free acid of the above ester, its salts and lactone, compound I is a member of a class of hypocholesterolemic and hypolipemic medicaments.
    Type: Grant
    Filed: August 21, 1981
    Date of Patent: June 7, 1983
    Assignee: Merck & Co., Inc.
    Inventor: Tony Y. K. Lam
  • Hypocholesterolemic fermentation products
    Patent number: 4376863
    Abstract: Substances isolated after cultivation of a microorganism belonging to the genus Aspergillus in a culture medium include a compound with structural formula: ##STR1## compound I is a member of a class of hypocholesterolemic and hypolipemic medicaments.
    Type: Grant
    Filed: August 21, 1981
    Date of Patent: March 15, 1983
    Assignee: Merck & Co., Inc.
    Inventor: Tony Y. K. Lam
  • Hypocholesterolemic fermentation products
    Patent number: 4343814
    Abstract: Substances isolated after cultivation of a microorganism belonging to the genus Penicillium in a culture medium comprises compounds which have structures: ##STR1## Together with salts and esters of the carboxylic acid, these compounds form a class of highly active hypocholesterolemic and hypolipemic medicaments.
    Type: Grant
    Filed: November 17, 1980
    Date of Patent: August 10, 1982
    Assignee: Merck & Co., Inc.
    Inventors: Vincent P. Gullo, Tony Y. K. Lam, Richard L. Monaghan