Patents by Inventor John Kehren

John Kehren 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).

  • Fitting for corrugated conduit
    Patent number: 8056938
    Abstract: A fitting for joining a corrugated conduit to a structure associated therewith is disclosed. The fitting comprises a hollow body having an inner chamber and at least two body resilient tabs extending from an end. The at least two body resilient tabs define at least two body gaps therebetween. Each of the at least two body resilient tabs defines an outwardly extending detent. The fitting also comprises a retaining ring including a flange and at least two ring resilient tabs extending from the flange and defining ring gaps therebetween. Each of the at least two ring resilient tabs defines an inwardly extending detent adapted to engage a corrugated conduit. Each of the at least two body resilient tabs is selectively inserted in a corresponding one of the at least two ring gaps, and the outwardly extending detents selectively engage an end of the flange of the retaining ring.
    Type: Grant
    Filed: April 16, 2009
    Date of Patent: November 15, 2011
    Assignee: Royal Group Inc.
    Inventors: James Shen, Lorne Smyth, John Kehren
  • FITTING FOR CORRUGATED CONDUIT
    Publication number: 20100264644
    Abstract: A fitting for joining a corrugated conduit to a structure associated therewith is disclosed. The fitting comprises a hollow body having an inner chamber and at least two body resilient tabs extending from an end. The at least two body resilient tabs define at least two body gaps therebetween. Each of the at least two body resilient tabs defines an outwardly extending detent. The fitting also comprises a retaining ring including a flange and at least two ring resilient tabs extending from the flange and defining ring gaps therebetween. Each of the at least two ring resilient tabs defines an inwardly extending detent adapted to engage a corrugated conduit. Each of the at least two body resilient tabs is selectively inserted in a corresponding one of the at least two ring gaps, and the outwardly extending detents selectively engage an end of the flange of the retaining ring.
    Type: Application
    Filed: April 16, 2009
    Publication date: October 21, 2010
    Applicant: ROYAL GROUP INC.
    Inventors: James SHEN, Lorne SMYTH, John KEHREN
  • Conduit fitting ring
    Patent number: D633872
    Type: Grant
    Filed: June 3, 2009
    Date of Patent: March 8, 2011
    Assignee: Royal Group Inc.
    Inventors: Xing-Guo Shen, Lorne Smyth, John Kehren
  • Conduit fitting ring
    Patent number: D634712
    Type: Grant
    Filed: June 3, 2009
    Date of Patent: March 22, 2011
    Assignee: Royal Group Inc.
    Inventors: Xing-Guo Shen, Lorne Smyth, John Kehren
  • Conduit fitting ring
    Patent number: D635934
    Type: Grant
    Filed: October 20, 2010
    Date of Patent: April 12, 2011
    Assignee: Royal Group Inc.
    Inventors: Xing-Guo Shen, Lorne Smyth, John Kehren
  • Conduit fitting ring
    Patent number: D663697
    Type: Grant
    Filed: October 20, 2010
    Date of Patent: July 17, 2012
    Assignee: Royal Group Inc.
    Inventors: Xing-Guo Shen, Lorne Smyth, John Kehren