US Patent 9278984 Method for preparation of a lead-free primary explosive

Patent 9278984 was granted and assigned to Pacific Scientific Energetic Materials Company on March, 2016 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Patent Applicant

Pacific Scientific Energetic Materials Company

Current Assignee

Pacific Scientific Energetic Materials Company

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

92789840

Patent Inventor Names

Thomas Matthias Klapötke0

Davin Glenn Piercey0

John W. Fronabarger0

Michael D. Williams0

Date of Patent

March 8, 2016

Patent Application Number

139574690

Date Filed

August 2, 2013

Patent Primary Examiner

‌

Joseph Kosack

Patent abstract

Described are methods for preparing copper(I) 5-nitrotetrazolate, which include reacting copper(II) sulfate pentahydrate, sodium nitrite, 5-aminotetrazole, and at least one of nitric acid and urea in water.