Patents by Inventor Maurice Ryman

Maurice Ryman 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).

  • Universal cover assembly for commercial and residential propane tanks
    Patent number: 8720738
    Abstract: A cover assembly that can be used with all large commercial and residential propane tanks includes a lid proportioned to fit over the collar of the propane tank, an adapter to permit pivotal attachment of the lid to the collar, a cotter pin to enable the lid to pivot opened and closed, and attaching rivets to secure the adapter to the collar. There is also a button that can be attached to the collar to maintain the lid in closed orientation. The lid can be made in a range of sizes to accommodate all large commercial and residential propane tanks currently in service. A single adapter able to conform to the curvature of the collars of all sizes of the propane tanks can be used with all of the lids.
    Type: Grant
    Filed: March 11, 2010
    Date of Patent: May 13, 2014
    Inventor: Maurice Ryman
  • Universal lid for commercial propane tanks
    Patent number: D609774
    Type: Grant
    Filed: April 23, 2009
    Date of Patent: February 9, 2010
    Inventor: Maurice Ryman