Patents by Inventor Paul D. Rothstein

Paul D. Rothstein 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).

  • Console for fluid recycling
    Patent number: D370050
    Type: Grant
    Filed: February 13, 1995
    Date of Patent: May 21, 1996
    Assignee: Century Mfg. Co.
    Inventors: William S. Dea, Peter A. Richichi, Jr., Eric J. Mueller, Paul D. Rothstein
  • Water purification pitcher
    Patent number: D386041
    Type: Grant
    Filed: April 30, 1996
    Date of Patent: November 11, 1997
    Assignee: Recovery Engineering, Inc.
    Inventors: John D. Tanner, David J. Emmons, Eric J. Mueller, Paul D. Rothstein, Alan L. Carlson, Shaohui Qiu
  • Water purification pitcher
    Patent number: D406003
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: February 23, 1999
    Assignee: Recovery Engineering, Inc.
    Inventors: John D. Tanner, David J. Emmons, Eric J. Mueller, Paul D. Rothstein, Alan L. Carlson, Shaohui Qiu