Patents by Inventor Joel Lee Sandstrom

Joel Lee Sandstrom 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).

  • NON-TOXIC PERCUSSION PRIMERS AND METHODS OF PREPARING THE SAME
    Publication number: 20120227874
    Abstract: A percussion primer composition including at least one explosive, at least fuel particle having a particle size of about 1500 nm or less, at least one oxidizer, optionally at least one sensitizer, optionally at least one buffer, and to methods of preparing the same.
    Type: Application
    Filed: April 26, 2012
    Publication date: September 13, 2012
    Inventors: Jack Erickson, Joel Lee Sandstrom, Gene Johnston, Neal Norris, Patrick Braun, Reed Blau, Lisa Spendlove Liu, Rachel Hendrika Newell
  • Non-toxic percussion primers and methods of preparing the same
    Patent number: 8192568
    Abstract: A percussion primer composition including at least one explosive, at least fuel particle having a particle size of about 1500 nm or less, at least one oxidizer, optionally at least one sensitizer, optionally at least one buffer, and to methods of preparing the same.
    Type: Grant
    Filed: February 11, 2008
    Date of Patent: June 5, 2012
    Assignee: Alliant Techsystems Inc.
    Inventors: Jack Erickson, Joel Lee Sandstrom, Gene Johnston, Neal Norris, Patrick Braun, Reed Blau, Lisa Spendlove Liu, Rachel Hendrika Newell
  • Reduced Energy Cartridge and Method of Making Same
    Publication number: 20100269724
    Abstract: A method of manufacturing a cartridge comprising providing a cartridge body with forward and rearward cavities interconnected by an aperture, providing a piston with a primer retaining cavity, inserting primer into the primer retaining cavity, securing the primer, placing a seal member around the piston, inserting the piston and seal member combination into the rearward cavity of the cartridge body, and crimping at least a portion of the cartridge body to the piston.
    Type: Application
    Filed: February 22, 2007
    Publication date: October 28, 2010
    Applicant: Alliant Techsystems Inc.
    Inventors: Lawrence Peter Head, Drew Lee Goodlin, Rochelle Diane Poore, Richard Dean Hurt, Joel Lee Sandstrom
  • NON-TOXIC PERCUSSION PRIMERS AND METHODS OF PREPARING THE SAME
    Publication number: 20080245252
    Abstract: A percussion primer composition including at least one explosive, at least fuel particle having a particle size of about 1500 nm or less, at least one oxidizer, optionally at least one sensitizer, optionally at least one buffer, and to methods of preparing the same.
    Type: Application
    Filed: February 11, 2008
    Publication date: October 9, 2008
    Applicant: ALLIANT TECHSYSTEMS INC.
    Inventors: Jack Erickson, Joel Lee Sandstrom, Gene Johnston, Neal Norris, Patrick Braun, Reed Blau, Lisa Spendlove Liu, Rachel Hendrika Newell