Patents by Inventor Trevor Lee Calkins

Trevor Lee Calkins 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).

  • Intermediates for the preparation of analogs of Halichondrin B
    Patent number: 9303050
    Abstract: Intermediates and methods of their use in the synthesis of analogs of halichondrin B are provided.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: April 5, 2016
    Assignee: Eisai R&D Management Co., Ltd.
    Inventors: Farid Benayoud, Trevor Lee Calkins, Charles E. Chase, William Christ
  • INTERMEDIATES FOR THE PREPARATION OF ANALOGS OF HALICHONDRIN B
    Publication number: 20150232490
    Abstract: Intermediates and methods of their use in the synthesis of analogs of halichondrin B are provided.
    Type: Application
    Filed: February 17, 2015
    Publication date: August 20, 2015
    Inventors: Farid Benayoud, Trevor Lee Calkins, Charles E. Chase, William Christ
  • INTERMEDIATES FOR THE PREPARATION OF ANALOGS OF HALICHONDRIN B
    Publication number: 20130237711
    Abstract: Intermediates and methods of their use in the synthesis of analogs of halichondrin B are provided.
    Type: Application
    Filed: April 23, 2013
    Publication date: September 12, 2013
    Applicant: Eisai R&D Management Co., Ltd.
    Inventors: Farid BENAYOUD, Trevor Lee Calkins, Charles E. Chase, William Christ, Francis G. Fang
  • Intermediates for the preparation of analogs of halichondrin B
    Patent number: RE47797
    Abstract: Intermediates and methods of their use in the synthesis of analogs of halichondrin B are provided.
    Type: Grant
    Filed: April 3, 2018
    Date of Patent: January 7, 2020
    Assignee: EISAI R&D MANAGEMENT CO., LTD.
    Inventors: Farid Benayoud, Trevor Lee Calkins, Charles E. Chase, William Christ, Bryan M. Lewis, Matthew Schnaderbeck, Marc Pesant, Brian Austad, Silvio Campagna, Yongbo Hu, Gordon Wilkie, Xiaojie Zhu, Francis G. Fang