United States patent 50617

by Alfred Nobel

Versions of U.S. Patent No. 50,617 include:

• Oct 24, 1865, U.S. Patent No. 50,617: Improved Substitute for Gunpowder (external scan)

• Apr 16, 1869, U.S. Patent No. 50,617: Improved Substitute for Gunpowder.
  • Reissue No. 3,377 - Division A: Improved Mode of Exploding Nitro-Glycerine. (external scan)
  • Reissue No. 3,378 - Division B: Improved Mode of Exploding Nitro-Glycerine. (external scan)
  • Reissue No. 3,379 - Division C: Improved Device for Manufacturing Nitro-Glycerine. (external scan)
  • Reissue No. 3,380 - Division D: Improvement in the use of Nitro-Glycerine. (external scan)

• Mar 19,1872, U.S. Patent No. 50,617: Improved Substitute for Gunpowder.
  • Reissue No. 4,815 - Division A: Improvement in Methods of Exploding Nitro-Glycerine.
  • Reissue No. 4,816 - Division B: Improvement in Exploding Nitro-Glycerine.
  • Reissue No. 4,817 - Division C: Improvement in the Manufacture of Nitro-Glycerine.
  • Reissue No. 4,818 - Division D: Improvement in Useful Compounds Containing Nitro-Glycerine.
  • Reissue No. 4,819 - Division E: Improvement in Nitro-Glycerine Compounds.

• Oct 21, 1873, U.S. Patent No. 50,617: Improved Substitute for Gunpowder.
  • Reissue No. 5,619 - Improvement in Explosive Compounds. (external scan)
  • Reissue No. 5,620 - Improvement in exploding Nitro-Glycerine. (external scan)
  • Reissue No. 5,621 - Improvement in Methods of Exploding Nitro-Glycerine. (external scan)

• Mar 17, 1874, U.S. Patent No. 50,617: Improved Substitute for Gunpowder.
  • Reissue No. 5,798 - Improvement in Methods of Exploding Nitro-Glycerine. (external scan)
  • Reissue No. 5,799 - Improvement in Explosive Compounds. (external scan)
  • Reissue No. 5,800 - Improvement in exploding Nitro-Glycerine. (external scan)