;  WO2008039711-A2 -- US20030158675-A1   ;  US20040149634-A1   ;  US6277280-B1   ;  US7507342-B2 -- US4069156-A   ;  US4184946-A   EISHIN KOGYO KK (EISH-Non-standard);  KATO M (KATO-Individual);  NAGASEI KOGYO KK (NAGA-Non-standard);  US4282102-A   ;  US4427548-A   DOW CHEM CO (DOWC)   BROWN K E,  BUTH J D;  US4810385-A   SYBRON CHEMICALS INC (SYBR-Non-standard)   HATER G R,  KRUPKA M J,  DAVIS L T;  US4826601-A   WASTE TREATMENT TEC (WAST-Non-standard)   SPRATT M M,  HARVEY G W,  JACKOLA T A;  US4919815-A   ZIMPRO/PASSAVANT INC (ZIMP-Non-standard)   COPA W M,  VOLLSTEDT T J;  US5019254-A   AQUARIUM PHARMA INC (AQUA-Non-standard)   ABREVAYA A,  GOLDSTEIN J M;  US5030353-A   ;  US5068036-A   ;  US5202027-A   STUTH W L (STUT-Individual)   STUTH W L;  US5217616-A   ALLIED-SIGNAL INC (ALLC)   SANYAL S,  LOVE T P,  DEFILIPPI L J;  US5387738-A   ROBSON H E (ROBS-Individual);  BECKHAM D H (BECK-Individual)   BECKHAM D H,  ROBSON H E;  US5454949-A   ;  US5632896-A   HELM G J (HELM-Individual)   HELM G J,  VANDERVELD D M;  US5674399-A   ;  US5720876-A   MACKRLE S (MACK-Individual);  MACKRLE V (MACK-Individual)   MACKRLE S,  MACKRLE V;  US5980738-A   MONSANTO CO (MONS)   HEITKAMP M A,  STOW G C;  US5993650-A   SAM KWANG AQUA-CLEAR INC (SAMK-Non-standard)   KIM H;  US20040144720-A1   ;  US20050269262-A1   ;  US20060180546-A1   ;  US6319873-B1   ;  US6395522-B1   ALLIED-SIGNAL INC (ALLC)   DEFILIPPI L J,  MASHAYEKHI M,  HRIBIK W F,  LUPTON F S;  US6524849-B1   BIO REACTION IND LLC (BIOR-Non-standard)   ADAMS B V,  JOHN P C,  SWIFT C S;  US6617155-B1   VAN TOEVER J W (VTOE-Individual)   VAN TOEVER J W;  US6942788-B1   PENTAIR PUMP GROUP INC (PENT-Non-standard)   COX R L,  COX C E,  GUY B,  CATANZARO M D,  ARCEMONT M M,  LEJEUNE T L;  US6808622-B2   EIWA HOMELAND ENVIRONMENT CO LTD (EIWA-Non-standard);  US6926830-B2   KINGSFORD ENVIRONMENTAL HK LTD (KING-Non-standard)   HO K M,  GREENFIELD P F,  ECKENFELDER W W;  US7001519-B2   GREENFISH AB (GREE-Non-standard)   LINDEN B,  WIK T;  US7018534-B2   FRISCH S (FRIS-Individual)   FRISCH S;  US7132050-B2