Patents by Inventor James Clark Walck, JR.

James Clark Walck, JR. 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).

  • Vessels and spinner flasks with reduced impeller wobble for culturing cells
    Patent number: 10920185
    Abstract: A vessel for culturing cells is provided that includes a vessel body having a top portion, a bottom portion comprising a bottom interior surface, and a cylindrical sidewall. The vessel additionally has an impeller assembly inside the vessel body having a top portion rotatably coupled to the top portion of the vessel body, the impeller assembly having a plurality of planar blades, a central axis, a flexible shaft extending down from the top portion of the impeller assembly, a magnet receptacle molded within the plurality of planar blades, a magnet within the magnet receptacle, and an impeller o-ring coupled to a bottom surface of the planar blades. The vessel also includes a plurality of positioning nubs coupled to the bottom interior surface of the vessel body, spaced from an inside edge of the impeller o-ring.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: February 16, 2021
    Assignee: Corning Incorporated
    Inventors: Jeffery Joseph Scibek, James Clark Walck, Jr.
  • GLASS-CERAMIC ARTICLES WITH INCREASED RESISTANCE TO FRACTURE AND METHODS FOR MAKING THE SAME
    Publication number: 20200017399
    Abstract: A glass-ceramic article having one or more crystalline phases; a residual glass phase; a compressive stress layer extending from a first surface to a depth of compression (DOC); a maximum central tension greater than 70 MPa; a stored tensile energy greater than 22 J/m2; a fracture toughness greater than 1.0 MPa?m; and a haze less than 0.2.
    Type: Application
    Filed: July 16, 2019
    Publication date: January 16, 2020
    Inventors: Carol Ann Click, Indrajit Dutta, James Howard Edmonston, Michael S. Fischer, Qiang Fu, Ozgur Gulbiten, Jill Marie Hall, Mathieu Gerard Jacques Hubert, Dhananjay Joshi, Andrew Peter Kittleson, Rohit Rai, John Robert Saltzer, JR., Charlene Marie Smith, Matthew Daniel Trosa, Matthew Artus Tuggle, James Clark Walck, JR., Alana Marie Whittier, Zheming Zheng
  • VESSELS AND SPINNER FLASKS WITH REDUCED IMPELLER WOBBLE FOR CULTURING CELLS
    Publication number: 20190112567
    Abstract: A vessel for culturing cells is provided that includes a vessel body having a top portion, a bottom portion comprising a bottom interior surface, and a cylindrical sidewall. The vessel additionally has an impeller assembly inside the vessel body having a top portion rotatably coupled to the top portion of the vessel body, the impeller assembly having a plurality of planar blades, a central axis, a flexible shaft extending down from the top portion of the impeller assembly, a magnet receptacle molded within the plurality of planar blades, a magnet within the magnet receptacle, and an impeller o-ring coupled to a bottom surface of the planar blades. The vessel also includes a plurality of positioning nubs coupled to the bottom interior surface of the vessel body, spaced from an inside edge of the impeller o-ring.
    Type: Application
    Filed: May 31, 2017
    Publication date: April 18, 2019
    Inventors: Jeffery Joseph Scibek, James Clark Walck, JR.