Patents by Inventor Theodore R. Schumacher

Theodore R. Schumacher 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: 10527385
    Abstract: A rapidly adjustable receiver extension preferably includes a modified receiver extension and a ramped indexing plate. The modified receiver extension includes an indexing slot machined in a standard receiver extension to receive the ramped indexing plate. The ramped indexing plate is retained in the indexing slot with any suitable retention method. The ramped indexing plate preferably includes a plurality of inclined surfaces with a flat indexing slot disposed between two adjacent inclined surfaces. A length of the flat indexing slot is slightly longer than a diameter of a locking pin. A threaded tap is formed in each inclined surface for receiving a set screw or the like as a stop. One end of the rapidly adjustable receiver extension is attached to a rifle and an opposing end of the modified receiver extension is retained in a butt stock.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: January 7, 2020
    Inventor: Theodore R. Schumacher
  • Patent number: 10136627
    Abstract: A fishing line deflection pole preferably includes a pole unit and a retention plate. The pole unit includes a clamp member, at least one pole member and a biasing extension. The clamp member includes a transducer guard and a pole receiver. The pole receiver extends upward from the transducer guard. The pole receiver includes a threaded tap. The pole member includes a threaded end and a threaded tap on an opposing end thereof. The threaded end is sized to be threadably received by the thread tap of the pole receiver. Multiple pole members may be threaded into each other to extend a length of the pole unit. The biasing extension includes a resilient pipe, which is retained on the pole receiver. The retention plate includes a pole opening formed through one end and a contact pad extending from an opposing end thereof.
    Type: Grant
    Filed: May 9, 2016
    Date of Patent: November 27, 2018
    Inventors: Daniel S. Schumacher, Theodore R. Schumacher
  • Patent number: 9961893
    Abstract: A collapsible animal decoy preferably includes a support frame and a flexible animal cover. The support frame preferably includes a pair of support rings, a pair of scissors extensions, a neck extension, and a pair of detachable legs. Each support ring includes a pair of T-connectors, a pair perimeter strips and a support tube. Each scissors extension preferably includes at least two scissors members. One end of the scissors extension is secured to the first support ring and the other end is secured to the second support ring. One end of the neck extension is pivotally retained on the support tube of the first support ring. Each detachable leg preferably includes a first leg section, a second leg section and an elastic string. The flexible animal cover includes a graphic of some animal, such as a deer formed on an exterior thereof.
    Type: Grant
    Filed: April 25, 2016
    Date of Patent: May 8, 2018
    Inventors: Theodore R. Schumacher, Daniel S. Schumacher
  • Patent number: 9347738
    Abstract: A modified bolt carrier for automatic recoil rifles and pistols preferably includes a modified bolt carrier, a folding stock member, a shortened buffer tube, an end cap, a butt stock threaded tube and a bolt carrier sleeve. A sleeve bore is formed in the modified carrier bolt to receive the bolt carrier sleeve. The folding stock member includes a swing base and a swing arm. A tube bore is formed through the swing base to receive the shortened buffer tube. Upper and lower flanges extend from the swing base to retain a pivot pin. The swing arm includes a butt pivot arm, which extends from the stock ring. The pivot arm is pivotally retained on the swing base with the pivot pin. The butt stock threaded tube is threaded into the stock ring. The end cap includes an end cap portion and a guide rod.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: May 24, 2016
    Inventor: Theodore R. Schumacher
  • Patent number: 8955422
    Abstract: A modified bolt carrier for automatic recoil rifles and pistols preferably includes a shortened bolt carrier, a shortened buffer tube, a modified bolt key and an end cap. The shortened buffer tube is shortened by cutting-off a straight portion of a prior buffer tube. The modified bolt key includes a prior art bolt key, a rod yoke, a pair spring rods, a pair of compression springs, a spring support disc and a spring plug. The spring plug is biased outward from the shortened bolt carrier with the pair of compression springs. The modified bolt key is attached to the shortened bolt carrier and retained in upper and lower receivers of an automatic recoil rifle or pistol. The bolt spring is slipped over the spring plug and the bolt spring is retained by securing the end cap to the lower receiver with a lock pin.
    Type: Grant
    Filed: December 12, 2013
    Date of Patent: February 17, 2015
    Inventor: Theodore R. Schumacher