PT-BLEN by BOEHRINGER INGELHEIM ANIMAL HEALTH USA INC. (Track this)
Intl: (005) Pharmaceuticals US: 018 Filing date: 26-Jun-1979 Serial number: 73221287
METABLEN by MITSUBISHI CHEMICAL CORPORATION (Track this)
Intl: (001) Chemicals US: 001 Filing date: 27-Aug-1970 Serial number: 72369235
POX-BLEN by BOEHRINGER INGELHEIM ANIMAL HEALTH USA INC. (Track this)
Intl: (005) Pharmaceuticals US: 018 Filing date: 11-Dec-1961 Serial number: 72133801
RY-BLEN-DO by THE PILLSBURY COMPANY, LLC (Track this)
Intl: (030) Staple foods US: 046 Filing date: 30-Jan-1943 Serial number: 71458247