Patents by Inventor David M. Bloch

David M. Bloch 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: 5294111
    Abstract: An easily portable, impervious to moisture, light-weight multi-purpose football timing device situated at the current line of scrimmage to (i) cradle or hold the football in an elevated position off the ground, (ii) mark the line of scrimmage, (iii) objectively notify both offensive and defensive players, by both audio and visual signals, that the delayed and adjustable time period had expired while at the same time (iv) keeping track of the current down and the (v) current score.
    Type: Grant
    Filed: November 18, 1991
    Date of Patent: March 15, 1994
    Inventor: David M. Bloch