Patents by Inventor Donald C. DeLong

Donald C. DeLong 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).

  • Antiviral combinations
    Patent number: 4355030
    Abstract: Antiviral combinations containing a 2-ester-substituted-3,4-dihydro-3-oxoquinoxaline and a hindered amine.
    Type: Grant
    Filed: April 17, 1981
    Date of Patent: October 19, 1982
    Assignee: Eli Lilly and Company
    Inventor: Donald C. DeLong
  • Antiviral combinations
    Patent number: 4289773
    Abstract: Antiviral combinations containing a 2-ester-substituted-3,4-dihydro-3-oxoquinoxaline and a hindered amine.
    Type: Grant
    Filed: November 14, 1980
    Date of Patent: September 15, 1981
    Assignee: Eli Lilly and Company
    Inventor: Donald C. DeLong
  • Antiviral combinations
    Patent number: 4271162
    Abstract: Antiviral combinations containing a 2-ester-substituted-3,4-dihydro-3-oxoquinoxaline and a hindered amine.
    Type: Grant
    Filed: November 19, 1979
    Date of Patent: June 2, 1981
    Assignee: Eli Lilly and Company
    Inventor: Donald C. DeLong
  • Salts of dihalo-3,4-dihydro-3-oxo-2-quinoxaline carboxylic acids and hindered amines
    Patent number: 4252954
    Abstract: Salts of 6,7-dihalo-3,4-dihydro-3-oxo-2-quinoxaline carboxylic acids and hindered amines, useful in combating influenza A and B.
    Type: Grant
    Filed: October 25, 1979
    Date of Patent: February 24, 1981
    Assignee: Eli Lilly and Company
    Inventors: Riaz F. Abdulla, Donald C. DeLong
  • Antiviral combinations
    Patent number: 4210647
    Abstract: Antiviral combinations containing a 2-ester-substituted-3,4-dihydro-3-oxoquinoxaline and a hindered amine.
    Type: Grant
    Filed: June 18, 1979
    Date of Patent: July 1, 1980
    Assignee: Eli Lilly and Company
    Inventor: Donald C. DeLong
  • Factor A and B of antibiotic A-4696
    Patent number: 4115552
    Abstract: Antibiotic A-4696, produced by Actinoplanes sp., strain ATCC 23342, under submerged aerobic conditions in a liquid culture medium isolated from the fermentation broth by adsorption on activated carbon, eluted therefrom with a 1% sulfuric acid solution in acetone, and purified over sulfuric acid-washed alumina has antibacterial and growth promotant activity.
    Type: Grant
    Filed: September 28, 1977
    Date of Patent: September 19, 1978
    Assignee: Eli Lilly and Company
    Inventors: Robert L. Hamill, William M. Stark, Donald C. DeLong
  • Antibiotic A-4696
    Patent number: 4064233
    Abstract: Antibiotic A-4696, produced by Actinoplanes sp., strain ATCC 23342, under submerged aerobic conditions in a liquid culture medium isolated from the fermentation broth by adsorption on activated carbon, eluted therefrom with a 1% sulfuric acid solution in acetone, and purified over sulfuric acid-washed alumina has antibacterial and growth promotant activity.
    Type: Grant
    Filed: April 19, 1976
    Date of Patent: December 20, 1977
    Assignee: Eli Lilly and Company
    Inventors: Robert L. Hamill, William M. Stark, Donald C. DeLong
  • Novel antibiotic and a process for the production thereof
    Patent number: 3952095
    Abstract: Antibiotic A-4696, produced by Actinoplanes sp., strain ATCC 23342, under submerged aerobic conditions in a liquid culture medium, isolated from the fermentation broth by adsorption on activated carbon, eluted therefom with a 1% sulfuric acid solution in acetone, and purified over sulfuric acid-washed alumina has antibacterial and growth promotant activity.
    Type: Grant
    Filed: December 17, 1974
    Date of Patent: April 20, 1976
    Assignee: Eli Lilly and Company
    Inventors: Robert L. Hamill, William M. Stark, Donald C. DeLong
  • Method for treating psoriasis
    Patent number: 3937822
    Abstract: Psoriasis is treated topically, orally or parenterally with pyrazofurin.
    Type: Grant
    Filed: July 22, 1974
    Date of Patent: February 10, 1976
    Assignee: Eli Lilly and Company
    Inventors: Donald C. DeLong, Koert Gerzon