Cialis launches counterattack against 21 domestic companies, filing appeal to Patent Court

Cialis, which has encountered the crisis of its generic products, is getting ready to launch a counterattack.

The company filed an appeal against the 21 companies at the Patent Court as protesting the Intellectual Property Tribunal’s decision of nullifying the patent. It also accompanied Kim & Chang, the so-called best law firm in Korea, as an attorney.

According to the pharmaceutical industr...