Patents by Inventor David M. Radcliffe

David M. Radcliffe 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).

  • Manufacture of ophthalmic lenses
    Patent number: 10336022
    Abstract: A method of manufacturing an ophthalmic lens using a first mold portion and a puck assembly. The puck assembly comprises a carrier puck. The puck assembly supports at least one of the first mold portion and the lens during at least two of the following ophthalmic lens manufacturing steps: assembling the first mold portion and a second mold portion into a mold assembly including a lens-defining cavity containing a lens precursor material; curing the lens precursor material in the mold assembly to form a lens; separating the mold assembly such that the lens remains attached to the first mold portion; detaching the lens from the first mold portion; extracting unwanted material from the lens; hydrating the lens; inspecting the lens, and packaging the lens.
    Type: Grant
    Filed: May 20, 2016
    Date of Patent: July 2, 2019
    Assignee: CooperVision International Holding Company, LP
    Inventors: Robert Oag, Gregg A. Dean, David M. Radcliffe, Euan Ferguson
  • Manufacture Of Ophthalmic Lenses
    Publication number: 20180065329
    Abstract: A method of manufacturing an ophthalmic lens using a first mold portion and a puck assembly. The puck assembly comprises a carrier puck. The puck assembly supports at least one of the first mold portion and the lens during at least two of the following ophthalmic lens manufacturing steps: assembling the first mold portion and a second mold portion into a mold assembly including a lens-defining cavity containing a lens precursor material; curing the lens precursor material in the mold assembly to form a lens; separating the mold assembly such that the lens remains attached to the first mold portion; detaching the lens from the first mold portion; extracting unwanted material from the lens; hydrating the lens; inspecting the lens, and packaging the lens.
    Type: Application
    Filed: May 20, 2016
    Publication date: March 8, 2018
    Applicant: CooperVision International Holding Company, LP
    Inventors: Robert Oag, Gregg A. Dean (Deceased), David M. Radcliffe, Euan Ferguson
  • Spacer block
    Patent number: D1017032
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: March 5, 2024
    Assignee: DEPUY IRELAND UNLIMITED COMPANY
    Inventors: Sarah E. Radcliffe, Kevin M. Amesbury, Sheetal Sanak, David R. Wolfson, James E. Barnett, Daniel P. Hoeffel
  • Distal cutting block
    Patent number: D1024325
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: April 23, 2024
    Assignee: DEPUY IRELAND UNLIMITED COMPANY
    Inventors: Sarah E. Radcliffe, Kevin M. Amesbury, Sheetal Sanak, David R. Wolfson, James E. Barnett, Daniel P. Hoeffel