Patents by Inventor Ken Summer

Ken Summer 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: 5158363
    Abstract: A steam sterilization indicator for indicating both exposure to steam and sterilization is provided. The steam sterilization indicator includes a backing member. A tablet formed of a compound having a first melting point and second melting point which is lower that the first melting point, the second melting point being the melting point of the compound exposed to steam is also provided. A wick is affixed to the backing member adjacent to the tablet. A steam permeable material covers the tablet and the wick. Upon melting, the tablet material is absorbed by the wick. A handle is affixed to the backing member. One end of the handle includes a steam exposure indicator formed of a color changing ink which changes color in the presence of steam.
    Type: Grant
    Filed: August 16, 1991
    Date of Patent: October 27, 1992
    Assignee: Propper Manufacturing Company, Inc.
    Inventors: Irving A. Speelman, Frank E. Platko, Ken Summer
  • Patent number: 5137211
    Abstract: A carton for dispensing articles from the front thereof comprises a top wall, a bottom wall, and a laterally spaced apart pair of sidewalls connecting said top wall and said bottom wall. A shelf is disposed intermediate the top and bottom walls and extends substantially between the sidewalls, the shelf having a substantially horizontal front portion of appreciable length extending rearwardly from the front of the carton, and a rear portion of appreciable length inclined rearwardly and downwardly from the front portion.
    Type: Grant
    Filed: January 15, 1992
    Date of Patent: August 11, 1992
    Assignee: Propper Manufacturing Co., Inc.
    Inventors: Ken Summer, William Fitzgerald
  • Patent number: D347585
    Type: Grant
    Filed: June 13, 1991
    Date of Patent: June 7, 1994
    Assignee: Propper Manufacturing Co., Inc.
    Inventors: Frank E. Platko, Ken Summer, Peter Hunsinger, Irving Speelman