Patents by Inventor Chris Pinkham

Chris Pinkham 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).

  • Retractable cap actuation for an intraocular lens cartridge
    Patent number: 12496188
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon retraction of a cap, are provided. The IOL cartridge comprises a nozzle and a compartment configured to receive an IOL. The nozzle is in fluid communication with the compartment. The IOL cartridge also includes a retractable cap that covers the nozzle and the compartment. The retractable cap is configured to expose the nozzle and fold the IOL upon retraction of the retractable cap. The IOL cartridge may also include a plunger case that is in fluid communication with the compartment, wherein a plunger is movably disposed within the plunger case.
    Type: Grant
    Filed: October 12, 2023
    Date of Patent: December 16, 2025
    Assignee: Alcon Inc.
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Sam Jang, Chris Pinkham
  • Removable cap actuation for an intraocular lens cartridge
    Patent number: 12318280
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon removal of a cap, are provided. The IOL cartridge comprises a nozzle and a housing comprising a slide. A compartment configured to receive an IOL is disposed within the housing. An interior portion of the slide is exposed to the compartment. The nozzle is in fluid communication with the compartment. The cap covers the nozzle and the slide. The cap is configured to expose the nozzle and advance the slide to fold the IOL upon removal of the cap.
    Type: Grant
    Filed: April 4, 2023
    Date of Patent: June 3, 2025
    Assignee: Alcon Inc.
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Sam Jang, Chris Pinkham
  • RETRACTABLE CAP ACTUATION FOR AN INTRAOCULAR LENS CARTRIDGE
    Publication number: 20240033074
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon retraction of a cap, are provided. The IOL cartridge comprises a nozzle and a compartment configured to receive an IOL. The nozzle is in fluid communication with the compartment. The IOL cartridge also includes a retractable cap that covers the nozzle and the compartment. The retractable cap is configured to expose the nozzle and fold the IOL upon retraction of the retractable cap. The IOL cartridge may also include a plunger case that is in fluid communication with the compartment, wherein a plunger is movably disposed within the plunger case.
    Type: Application
    Filed: October 12, 2023
    Publication date: February 1, 2024
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Sam Jang, Chris Pinkham
  • Retractable cap actuation for an intraocular lens cartridge
    Patent number: 11833032
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon retraction of a cap, are provided. The IOL cartridge comprises a nozzle and a compartment configured to receive an IOL. The nozzle is in fluid communication with the compartment. The IOL cartridge also includes a retractable cap that covers the nozzle and the compartment. The retractable cap is configured to expose the nozzle and fold the IOL upon retraction of the retractable cap. The IOL cartridge may also include a plunger case that is in fluid communication with the compartment, wherein a plunger is movably disposed within the plunger case.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: December 5, 2023
    Assignee: Alcon Inc.
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Sam Jang, Chris Pinkham
  • REMOVABLE CAP ACTUATION FOR AN INTRAOCULAR LENS CARTRIDGE
    Publication number: 20230240837
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon removal of a cap, are provided. The IOL cartridge comprises a nozzle and a housing comprising a slide. A compartment configured to receive an IOL is disposed within the housing. An interior portion of the slide is exposed to the compartment. The nozzle is in fluid communication with the compartment. The cap covers the nozzle and the slide. The cap is configured to expose the nozzle and advance the slide to fold the IOL upon removal of the cap.
    Type: Application
    Filed: April 4, 2023
    Publication date: August 3, 2023
    Inventors: Sudarshan B. SINGH, Todd TABER, Yinghui WU, Douglas Brent WENSRICH, Sam JANG, Chris PINKHAM
  • Removable cap actuation for an intraocular lens cartridge
    Patent number: 11642219
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon removal of a cap, are provided. The IOL cartridge comprises a nozzle and a housing comprising a slide. A compartment configured to receive an IOL is disposed within the housing. An interior portion of the slide is exposed to the compartment. The nozzle is in fluid communication with the compartment. The cap covers the nozzle and the slide. The cap is configured to expose the nozzle and advance the slide to fold the IOL upon removal of the cap.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: May 9, 2023
    Assignee: Alcon Inc.
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Sam Jang, Chris Pinkham
  • REMOVABLE CAP ACTUATION FOR AN INTRAOCULAR LENS CARTRIDGE
    Publication number: 20210052372
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon removal of a cap, are provided. The IOL cartridge comprises a nozzle and a housing comprising a slide. A compartment configured to receive an IOL is disposed within the housing. An interior portion of the slide is exposed to the compartment. The nozzle is in fluid communication with the compartment. The cap covers the nozzle and the slide. The cap is configured to expose the nozzle and advance the slide to fold the IOL upon removal of the cap.
    Type: Application
    Filed: August 21, 2020
    Publication date: February 25, 2021
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Sam Jang, Chris Pinkham
  • RETRACTABLE CAP ACTUATION FOR AN INTRAOCULAR LENS CARTRIDGE
    Publication number: 20210052371
    Abstract: Systems, methods, and apparatuses for removably attaching a drive mechanism handpiece to an intraocular lens (IOL) cartridge that folds the IOL upon retraction of a cap, are provided. The IOL cartridge comprises a nozzle and a compartment configured to receive an IOL. The nozzle is in fluid communication with the compartment. The IOL cartridge also includes a retractable cap that covers the nozzle and the compartment. The retractable cap is configured to expose the nozzle and fold the IOL upon retraction of the retractable cap. The IOL cartridge may also include a plunger case that is in fluid communication with the compartment, wherein a plunger is movably disposed within the plunger case.
    Type: Application
    Filed: August 21, 2020
    Publication date: February 25, 2021
    Inventors: Sudarshan B. Singh, Todd Taber, Yinghui Wu, Douglas Brent Wensrich, Sam Jang, Chris Pinkham