Patents by Inventor Kelvin H.Y. Yong

Kelvin H.Y. Yong 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).

  • Processes for the preparation of isoindole compounds and isotopologues thereof
    Patent number: 9434689
    Abstract: Processes for the preparation of certain isoindole compounds, and isotopologues thereof, are provided. In some embodiments, the processes comprise catalytic asymmetrical hydrogenation with hydrogen gas or deuterium gas in a solvent containing exchangeable proton or deuterium for proton-deuterium exchange.
    Type: Grant
    Filed: March 9, 2015
    Date of Patent: September 6, 2016
    Assignee: Celgene Corporation
    Inventors: Terrence J. Connolly, Alexander L. Ruchelman, Kelvin H. Y. Yong, Chengmin Zhang
  • PROCESSES FOR THE PREPARATION OF ISOINDOLE COMPOUNDS AND ISOTOPOLOGUES THEREOF
    Publication number: 20150183739
    Abstract: Processes for the preparation of certain isoindole compounds, and isotopologues thereof, are provided. In some embodiments, the processes comprise catalytic assymetrical hydrogenation with hydrogen gas or deuterium gas in a solvent containing exchangeable proton or deuterium for proton-deuterium exchange.
    Type: Application
    Filed: March 9, 2015
    Publication date: July 2, 2015
    Inventors: Terrence J. CONNOLLY, Alexander L. RUCHELMAN, Kelvin H.Y. YONG, Chengmin ZHANG
  • Processes for the preparation of isoindole compounds and isotopologues thereof
    Patent number: 8981117
    Abstract: Processes for the preparation of certain isoindole compounds, and isotopologues thereof, are provided. In some embodiments, the processes comprise catalytic assymetrical hydrogenation with hydrogen gas or deuterium gas in a solvent containing exchangeable proton or deuterium for proton-deuterium exchange.
    Type: Grant
    Filed: September 13, 2013
    Date of Patent: March 17, 2015
    Assignee: Celgene Corporation
    Inventors: Terrence J. Connolly, Alexander L. Ruchelman, Kelvin H. Y. Yong, Chengmin Zhang
  • PROCESSES FOR THE PREPARATION OF ISOINDOLE COMPOUNDS AND ISOTOPOLOGUES THEREOF
    Publication number: 20140081032
    Abstract: Processes for the preparation of certain isoindole compounds, and isotopologues thereof, are provided. In some embodiments, the processes comprise catalytic assymetrical hydrogenation with hydrogen gas or deuterium gas in a solvent containing exchangeable proton or deuterium for proton-deuterium exchange.
    Type: Application
    Filed: September 13, 2013
    Publication date: March 20, 2014
    Applicant: Celgene Corporation
    Inventors: Terrence J. Connolly, Alexander L. Ruchelman, Kelvin H.Y. Yong, Chengmin Zhang