Patents

Print PDF
  • U.S. patent 4,647,353, Cathodic Protection System, dated March 3, 1987
  • U.S. patent 4,828,665, Cathodic Protection System using Carbosil Anodes, dated May 9, 1989
  • U.S. Application 019,431, Carbosil Anodes, issue fee paid April 7, 1989
  • U.S. Application 203,920, Anode and Capsule Assembly for Automotive Cathodic Protection, response filed May 9, 1989, waiting for reaction from examiner
  • U.S. Application 205,038, Carbosil Anodes, response filed May 25, 1989, waiting for reaction from examiner
  • U.S. Application 348,202, filed May 5, 1989, division of 166,347, Protection System using Carbosil Anodes
  • Canadian Application 510,280, Carbosil Anodes, filed May 29, 1986
  • European Application 87900959.5, Cathodic Protection System, designated France, Germany, Switzerland,and the United Kingdom
  • Korean Application 87-700819, Cathodic Protection System
  • U.S. Patent 4,921,588, Cathodic Protection Using Carbosil Anodes, dated May 1, 1990
  • U.S. Patent 4,950,372, Cathodic Protection System Using Carbosil Anodes, dated August 21, 1990