Posts Tagged: cialis
What happens when lifestyle drugs like Viagra and Cialis lose patent protections?
Each year, millions of men rely on pharmaceuticals like Viagra and Cialis for their erectile dysfunction (ED), but they may not be the only ones facing dysfunctionalities. …
Pfizer’s Erectile Dysfunction Claim for Viagra® Found Invalid
In the opinion, the BPAI agreed with the reexamination Examiner that any one of four (out of five) prior art references that contained descriptions of oral administration …