Joe Hendershot 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).
Abstract: A single card having a pair of icons on each side thereof, distributed longitudinally. Each icon includes a representation of an open book showing facing pages and a dot indicating upper or lower locations on a page of the book. A letter R or L indicates whether the location is on the right or left page. A modified form includes a double arrangement for use in the case when the pages of the book have two columns on each page.
Abstract: A single card having a pair of icons on each side thereof, distributed longitudinally. Each icon includes a representation of an open book showing facing pages and a dot indicating upper or lower locations on a page of the book. A letter R or L indicates whether the location in on the right or left page. A modified form includes a double arrangement for use in the case when the pages of the book have two columns on each page.
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