evergreening

Patents on file

Pharma

AbbVie, Roche, Pfizer cited for 'exploitative' patent strategy

AbbVie has filed for a whopping 247 patent on Humira, an example of how drugmakers try to forestall copycat competition.

Angus Liu Aug 6, 2018 12:22pm

evergreen

Pharma's pervasive 'evergreening' driving prices up, study says

Nov 3, 2017 10:23am

meds

Patent schemes, hostage government payers driving U.S. drug spending

Aug 24, 2016 11:08am