Patents by Inventor Steven Louis Weinberg

Steven Louis Weinberg 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).

  • Patent number: 4056476
    Abstract: An improved blood filter media comprising a woven fabric having a pore size distribution rating of 20 microns and being woven with monofilament yarns in a regular, even-sided twill weave.
    Type: Grant
    Filed: September 2, 1976
    Date of Patent: November 1, 1977
    Assignees: Johnson & Johnson, Purolator, Inc.
    Inventors: Herman Charles Mouwen, William Lauer, Steven Louis Weinberg
  • Patent number: 4038194
    Abstract: A blood filter unit comprising an assembly for supporting a filter cartridge, a filter cartridge, and a housing for the assembly and cartridge. The assembly for supporting the cartridge comprises a permeable cylindrical core with a bottom member and a top cap. The filter media, in the form of a cartridge, is disposed about the periphery of the core and extends between the bottom member and top cap. The core contacts the media only at intermittent areas spaced longitudinally and circumferentially about the core. The core, media and walls of the housing are tapered with respect to each other.
    Type: Grant
    Filed: January 6, 1976
    Date of Patent: July 26, 1977
    Assignees: Johnson & Johnson, Purolator, Inc.
    Inventors: Alfred Robert Luceyk, Herman Charles Mouwen, Steven Louis Weinberg