name: sunny 2003/01/07 SulphCo Receives Second Patent From U.S. Patent Office  RENO, Nev., Jan. 7 /PRNewswire-FirstCall/ -- SulphCo, Inc. (OTC Bulletin Board: SLPH) announced today that SulphCo's second U.S. patent (no. 6,500,219) was issued on December 31, 2002. Dr. Rudolf W. Gunnerman, listed as the inventor, has assigned the patent to SulphCo. SulphCo currently has one other issued U.S. patent (no. 6,402,939 B1). That patent was issued on June 11, 2002 and assigned to SulphCo by Dr. Teh Fu Yen of the University of Southern California. Additionally, SulphCo has two Notices of Allowance from the U.S. Patent Office and several patents pending. no subject name date 5   SulphCo Announces Kuwaiti Venture sunny 2004/04/14 4   Dr. R. W. Gunnerman Achievements & Awards sunny 2004/04/06 3   SulphCo Receives Third Patent From U.S. Patent Off... sunny 2003/12/03 2   SulphCo Receives Second Patent From U.S. Patent Of... sunny 2003/01/07 1   SulphCo's Chief Executive Officer Awarded Albert E... sunny 2002/02/01