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Lead-free firearm bullets and cartridges including same

  • US 5,535,678 A
  • Filed: 04/27/1995
  • Issued: 07/16/1996
  • Est. Priority Date: 10/31/1990
  • Status: Expired due to Term
First Claim
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1. A projectile comprising a non-toxic lead-free firearm bullet to be fired individually from a cartridge, said bullet being primarily made up of bismuth, said bullet being of a size in a range of from about 0.22 caliber to about 10 gauge, at least a principal portion of said bullet being a one-piece element having a continuous all-metal structure formed of bismuth alloy, said alloy being at least 70% by weight bismuth.

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