Patents by Inventor Harold A. Brandman

Harold A. Brandman 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).

  • Process for the preparation of dihydrocinnamaldehyde derivatives
    Patent number: 4389527
    Abstract: This invention discloses a novel process for producing dihydrocinnamaldehyde derivatives which comprises reacting a benzene derivative with an alken-2-ylidene diacylate or an .alpha.-ethylenic aldehyde in trifluoroacetic acid (TFA).
    Type: Grant
    Filed: June 30, 1981
    Date of Patent: June 21, 1983
    Assignee: Givaudan Corporation
    Inventors: Roy H. Valentine, Harold A. Brandman
  • Preservation of aqueous systems with 2-chloro-3-oxobutyramide derivatives
    Patent number: 4247712
    Abstract: There is disclosed methods and compositions for inhibiting or preventing the growth of microorganisms in aqueous systems wherein the growth is inhibited or prevented by the presence of an effective amount of a 2-chloro-3-oxobutyramide derivative.
    Type: Grant
    Filed: November 8, 1979
    Date of Patent: January 27, 1981
    Assignees: Givaudan Corporation, Hoffmann-La Roche Inc.
    Inventors: Harold A. Brandman, Milton Manowitz, David L. Coffen
  • Iodopropargyl pyridyl and picolinyl ethers and thioethers as paint fungicides
    Patent number: 4220577
    Abstract: Novel iodopropargyl pyridyl and picolinyl ethers and thioethers are effective antifungal agents. They find special utility in paint for protecting finished paint films from fungal attack.
    Type: Grant
    Filed: April 20, 1979
    Date of Patent: September 2, 1980
    Assignee: Givaudan Corporation
    Inventors: Harold A. Brandman, Joachim E. Freudewald, Milton Manowitz, Edward J. Nikawitz, Frederick H. Sharpell, Jr.
  • Preservation of aqueous systems with .alpha.-chloro-.beta.-aminocrotonamide
    Patent number: 4217363
    Abstract: Methods and compositions for inhibiting or preventing the growth of microorganisms in aqueous systems wherein the growth is inhibited or prevented by the presence of an effective amount of .alpha.-chloro-.beta.-aminocrotonamide.
    Type: Grant
    Filed: August 17, 1978
    Date of Patent: August 12, 1980
    Assignees: Givaudan Corporation, Hoffmann-La Roche Inc.
    Inventors: Harold A. Brandman, Milton Manowitz, David L. Coffen
  • Preservation of aqueous systems with 2-chloro-3-oxobutyramide derivatives
    Patent number: 4214002
    Abstract: There is disclosed methods and compositions for inhibiting or preventing the growth of microorganisms in aqueous systems wherein the growth is inhibited or prevented by the presence of an effective amount of a 2-chloro-3-oxobutyramide derivative.
    Type: Grant
    Filed: August 17, 1978
    Date of Patent: July 22, 1980
    Assignees: Givaudan Corporation, Hoffmann-La Roche Inc.
    Inventors: Harold A. Brandman, Milton Manowitz, David L. Coffen
  • Preservation of aqueous systems with .alpha.-bromo-.beta.-aminocrotononitrile
    Patent number: 4206229
    Abstract: Methods and compositions for inhibiting or preventing the growth of microorganisms in aqueous systems wherein the growth is inhibited or prevented by the presence of an effective amount of .alpha.-bromo-.beta.-aminocrotononitrile.
    Type: Grant
    Filed: August 17, 1978
    Date of Patent: June 3, 1980
    Assignees: Givaudan Corporation, Hoffmann-La Roche Inc.
    Inventors: Harold A. Brandman, Milton Manowitz, David L. Coffen
  • Preservation of aqueous systems with .alpha.-halo-.beta.-aminocrotonic acid esters
    Patent number: 4199600
    Abstract: Methods and compositions for inhibiting or preventing the growth of microorganisms in aqueous systems wherein the growth is inhibited or prevented by the presence of an effective amount of an .alpha.-halo-.beta.-aminocrotonic acid ester.
    Type: Grant
    Filed: August 17, 1978
    Date of Patent: April 22, 1980
    Assignees: Givaudan Corporation, Hoffmann-La Roche Inc.
    Inventors: Harold A. Brandman, Milton Manowitz, David L. Coffen
  • Process for the preparation of substituted dihydrocinnamaldehydes via novel .beta.-chlorocinnamaldehydes
    Patent number: 4182730
    Abstract: A novel process for producing a substituted .alpha.-alkyldihydrocinnamaldehydes from the corresponding alkylphenone via a novel .alpha.-alkyl-.beta.-chlorocinnamaldehyde.
    Type: Grant
    Filed: November 25, 1977
    Date of Patent: January 8, 1980
    Assignee: Givaudan Corporation
    Inventors: Joseph A. Virgilio, Thomas F. Wood, Emanuel Heilweil, Harold A. Brandman
  • Iodopropargyl pyridyl and picolinyl ethers and thioethers as paint fungicides
    Patent number: 4170704
    Abstract: Novel iodopropargyl pyridyl and picolinyl ethers and thioethers are effective antifungal agents. They find special utility in paint for protecting finished paint films from fungal attack.
    Type: Grant
    Filed: April 20, 1978
    Date of Patent: October 9, 1979
    Assignee: Givaudan Corporation
    Inventors: Harold A. Brandman, Joachim E. Freudewald, Milton Manowitz, Edward J. Nikawitz, Frederick H. Sharpell, Jr.
  • Preservation of aqueous systems with dialkyl bromonitromalonates
    Patent number: 3932654
    Abstract: The present invention relates to processes and compositions for inhibiting or preventing the growth of microorganisms in aqueous systems and formulations, by the addition thereto of dialkyl bromonitromalonates.
    Type: Grant
    Filed: May 22, 1974
    Date of Patent: January 13, 1976
    Assignee: Givaudan Corporation
    Inventors: Harold A. Brandman, Milton Manowitz, William E. Newman