Patents by Inventor Michael L. Hajek

Michael L. Hajek 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: 6966856
    Abstract: A helical broadhead for an archery arrow includes a ferrule having a longitudinal axis with a tip end and an arrow end. Aligned forward and rearward slots are located in the ferrule generally parallel to the axis. At least two helical blade assemblies, each with an elongate cutting edge, spiral about the axis from a forward blade tang mounted in one forward slot to a rear tang mounted in a nonaligned, rearward slot. A chiseled tip having a sloping surface aligned with a helical blade assemblies may be attached to the tip end of the broadhead.
    Type: Grant
    Filed: June 7, 2004
    Date of Patent: November 22, 2005
    Inventor: Michael L. Hajek
  • Patent number: 5462479
    Abstract: A wild game dressing tool that is light in weight and small in size, comprising two handles connected by a saw blade for field dressing a deer or the like: the tool offers a quick, safe, and easy way to split an animal's pelvic bone, allowing better cleaning of the anal area and thereby resulting in more consistent, high quality meat.
    Type: Grant
    Filed: November 7, 1994
    Date of Patent: October 31, 1995
    Assignee: Michael L. Hajek
    Inventor: Michael L. Hajek
  • Patent number: 5360368
    Abstract: A wild game dressing tool comprising two outwardly spaced apart hooks for field dressing a deer or the like, eliminating the need for reaching up into an animal's rib cage blindly, consequently eliminating excessive blood on the field dresser's arms and clothing, and most importantly reduces the risk of contracting lymes disease,
    Type: Grant
    Filed: February 10, 1992
    Date of Patent: November 1, 1994
    Inventor: Michael L. Hajek
  • Patent number: D419855
    Type: Grant
    Filed: January 19, 1999
    Date of Patent: February 1, 2000
    Inventor: Michael L. Hajek
  • Patent number: D421710
    Type: Grant
    Filed: January 19, 1999
    Date of Patent: March 21, 2000
    Inventor: Michael L. Hajek
  • Patent number: D421711
    Type: Grant
    Filed: January 19, 1999
    Date of Patent: March 21, 2000
    Inventor: Michael L. Hajek