Patents by Inventor Richard S. Hall

Richard S. Hall 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).

  • Cannula assembly
    Patent number: 11944347
    Abstract: A trocar assembly can include a cannula, a seal cartridge, and an obturator. The seal cartridge is configured to be releasably coupled to the cannula and to be disposed at least partially within the cannula in a coupled configuration of the seal cartridge. The obturator is configured to directly latch to the cannula and to extends through the cannula and the seal cartridge in a coupled configuration of the obturator.
    Type: Grant
    Filed: April 5, 2021
    Date of Patent: April 2, 2024
    Assignee: Cilag GmbH International
    Inventors: Joseph Mozloom, Jr., Christopher Brock Stone, Andrew S. Berkowitz, Steven G. Hall, Jeffrey P. Wiley, Richard Patrick Chesnes, Jeffery T. Kirk, Aren Calder Hill
  • Inkjet inks comprising multi-layer pigments
    Patent number: 7651557
    Abstract: The present invention relates to multi-layer pigments comprising a core pigment having attached two or more layers of polymer as well as to methods of preparing the multi-layer pigment. Also disclosed are inkjet ink compositions comprising these multi-layer pigments.
    Type: Grant
    Filed: December 16, 2005
    Date of Patent: January 26, 2010
    Assignee: Cabot Corporation
    Inventors: Elizabeth G. Burns, Richard S. Hall