Patents by Inventor Peter Been

Peter Been 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).

  • Preparation of esters
    Patent number: 4123451
    Abstract: Certain carboxylic acid esters also containing a cyano group are prepared by reacting an acid halide, an aldehyde and a water-soluble cyanide in the presence of one or more water-immiscible (cyclo)alkane solvents.
    Type: Grant
    Filed: February 3, 1977
    Date of Patent: October 31, 1978
    Assignee: Shell Oil Company
    Inventors: Roger A. Sheldon, Peter Been
  • Preparation of esters
    Patent number: 4110361
    Abstract: Certain carboxylic acid esters also containing a cyano group are prepared by reacting an acid halide, an aldehyde and a water-soluble cyanide in the presence of a water-immiscible aprotic solvent and surface-active agent as catalyst.
    Type: Grant
    Filed: February 3, 1977
    Date of Patent: August 29, 1978
    Assignee: Shell Oil Company
    Inventors: Roger A. Sheldon, Peter Been
  • Preparation of esters
    Patent number: 4110362
    Abstract: Certain carboxylic acid esters also containing a cyano group are prepared by reacting an acid halide, an aldehyde and a water-soluble cyanide in the presence of a water-immiscible aprotic solvent and an onium catalyst.
    Type: Grant
    Filed: February 3, 1977
    Date of Patent: August 29, 1978
    Assignee: Shell Oil Company
    Inventors: Roger A. Sheldon, Peter Been
  • Preparation of esters
    Patent number: 4110363
    Abstract: Certain carboxylic acid esters also containing a cyano group are prepared by reacting an acid halide, an aldehyde and a water soluble cyanide in the presence of a water-immiscible aprotic solvent and a macrocylic polyether catalyst.
    Type: Grant
    Filed: February 3, 1977
    Date of Patent: August 29, 1978
    Assignee: Shell Oil Company
    Inventors: Roger A. Sheldon, Peter Been
  • Preparation of esters
    Patent number: 4110360
    Abstract: Certain carboxylic acid esters also containing a cyano group are prepared by reacting an acid halide, an aldehyde and a water-soluble cyanide in the presence of a water immiscible aprotic solvent and preferably a phase-transfer catalyst.
    Type: Grant
    Filed: February 3, 1977
    Date of Patent: August 29, 1978
    Assignee: Shell Oil Company
    Inventors: Roger A. Sheldon, Peter Been, Derek A. Wood, Ronald F. Mason