PTO means Patent and Trademark Office U.S. Department of Commerce in FDA
Similar to PTO
ACT - AIDS Clinical TrialsACT - Applied Clinical Trials
ACTB (NCTR) - Analytical Chemical Techniques Branch NCTR
ACTH - AdrenoCorticoTropic Hormone
ACTIS - Aids Clinical Trials Information Service
ACUS - Administrative Conference of the United States
ACWA - Administrative Careers With America
View all in FDA