Patents by Inventor David W Bolch

David W Bolch 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).

  • Protective cover for bicycle drive train elements
    Patent number: 8317644
    Abstract: A removable, flexible cover with a single closure and without moving parts such as elastic, zippers, or ties, for enclosing a bicycle's drive train elements, thereby protecting during transport of the bicycle both the drive train and objects that otherwise would come into contact with grease or sharp components from the drive train elements.
    Type: Grant
    Filed: September 24, 2008
    Date of Patent: November 27, 2012
    Inventor: David W Bolch