Patent

*Patent*	*Date*
Pfizer Fights to Retain Lipitor Market share	24/11/2011
Pfizer files patent suit against Hetero	03/08/2011
Roche & Helsinn sue Dr. Reddy's	14/07/2011
Pfizer given $800m boost for Lipitor	12/07/2011
Cipla to appeal US court order on veterinary product	01/07/2011
Glenmark settles litigation with Daiichi	05/07/2011
Pharma firms eye huge gains from patent expiries	13/05/2011
Suven life sued for ovide patent violation by Taro	07/05/2011
US court rejects Mylan's suit on Lipitor	04/05/2011
India to grab off patent medicines	04/04/2011
Ranbaxy shares dive 7% as Mylan sues USFDA over Lipitor approval	22/03/2011
Gilead, Roch sue Natco over Tamiflu	18/03/2011
Optimer Receives US Patent for Fidaxomicin	18/03/2011
US firm sues Natco over Tamiflu drug	18/03/2011
Patent woes threaten global pharma companies	08/03/2011
Patients rally against trade pact with EU	03/03/2011
Natco challenges patent	10/02/2011
No changes in Indian patent law for now	10/02/2011
Natco may seek compulsory licence for Bayer's cancer drug	24/01/2011
Dr. Reddy's to contest Pfizer's patent suit	06/01/2011
Pfizer drags DRL to court over Lipitor copy launch	04/01/2011