Patents by Inventor Michael Derus

Michael Derus 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).

  • Archery bowstring release
    Patent number: 9857139
    Abstract: A bowstring release is described herein. The bowstring release has, in an embodiment, a release body and a hook for holding a bowstring. The bowstring release includes a trigger coupled to the release body, and the trigger has a roller for operation of the release.
    Type: Grant
    Filed: July 22, 2015
    Date of Patent: January 2, 2018
    Assignee: Scott Archery LLC
    Inventors: Daniel N. Kelly, Eric J. Griggs, Michael Derus
  • ARCHERY BOWSTRING RELEASE
    Publication number: 20160025445
    Abstract: A bowstring release is described herein. The bowstring release has, in an embodiment, a release body and a hook for holding a bowstring. The bowstring release includes a trigger coupled to the release body, and the trigger has a roller for operation of the release.
    Type: Application
    Filed: July 22, 2015
    Publication date: January 28, 2016
    Applicant: Scott Archery LLC
    Inventors: Daniel N. Kelly, Eric J. Griggs, Michael Derus
  • Archery cable guard and string stop
    Patent number: 8925536
    Abstract: A cable guard and string stop for use with archery bows. The cable guard and string stop partially reside within a first bore in the archery bow. A screw and retention device is installed in a second bore, orthogonal to and intersecting the first bore. The retention device frictionally engages the cable guard or string stop to secure the cable guard in place.
    Type: Grant
    Filed: December 26, 2012
    Date of Patent: January 6, 2015
    Assignee: Perfect Form Manufacturing LLC
    Inventor: Michael Derus
  • Arrow point with self lubricating collar
    Patent number: 6821221
    Abstract: An arrow point having a self lubricating collar.
    Type: Grant
    Filed: October 22, 2002
    Date of Patent: November 23, 2004
    Assignee: SOP Services, Inc.
    Inventors: Michael Derus, Louis Daniel Massimillo
  • Arrow point with self lubricating collar
    Publication number: 20040077441
    Abstract: An arrow point having a self lubricating collar.
    Type: Application
    Filed: October 22, 2002
    Publication date: April 22, 2004
    Inventors: Michael Derus, Louis Daniel Massimillo