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. 2020 Apr 19;12(1):1743517. doi: 10.1080/19420862.2020.1743517

Table 2.

Basic patent and other exclusivity protections on selected therapeutic monoclonal antibodies.10,31-37

Brand name Active substance Regulatory market exclusivity Basic patent SPC* SPC extension End of protection* Protected years since approval
Humira® adalimumab 08.09.2003–08.09.2013 EP0929578 (10.02.1997–10.02.2017) 10.02.2017 to 16.04.2018 + 6 m (ped) Oct 16, 2018 15 years
Avastin® bevacizumab 12.01.2005–12.01.2015 EP0666868 (28.10.1992–28.10.2012) On EP0451216: 28.12.2009 to 28.12.2014 + 6 m (ped) on EP0451216 (28.12.2014) Jan 23, 2022 17 years
        On EP1325932: 03.04.2018 to 16.12.2019 + 6 m (ped) on EP1325932 (16.06.2020)    
Enbrel® etanercept 02.02.2000–02.02.2010 EP0939121 (31.08.1990–31.08.2010) 31.08.2010 to 31.01.2015 + 6 m (ped) Aug 1, 2015 15,5 years
Remicade® infliximab 13.08.1999–13.08.2009 EP0610201 (18.03.1992–18.03.2012) 18.03.2012 to 24.08.2014 (UK), 13.08.2014 (Germany, France) + 6 m (ped) Feb 24, 2015 (UK), Feb 13, 2015 (Germany, France) 15,5 years
MabThera® rituximab 02.06.1998–02.06.2008 EP0669836 (12.11.1993–12.11.2013) / / Nov 12, 2013 15,5 years
Herceptin® trastuzumab 28.08.2000–28.08.2010 EP0590058 (15.06.1992–15.06.2012) 15.06.2012 to 29.07.2014 / July 29, 2014 14 years
        On EP0451216: 28.12.2009–29.07.2014      
Erbitux® cetuximab 29.06.2004–29.06.2014 EP0359282 (15.09.1989–15.09.2009) On EP0667165: 15.09.2009 to 14.09.2014 / Sept 14, 2014 10 years
Soliris® (Orphan drug) eculizumab PNH: 20.06.2007–20.06.2017+ 2 years as pediatric reward (2019) EP0758904 (01.05.1995–01.05.2015) 01.05.2015 to 01.05.2020 / May 1, 2020 13 years
    aHUS: 29.11.2011–29.11.2021+ 2 years as pediatric reward (2023)          
    MG: 17.08.2017–17.08.2027          
Lucentis® ranibizumab 22.01.2007–22.01.2017 EP0940468 (15.06.1992-withdrawn) On EP0451216: 28.12.2009 to 27.12.2014 / Jan 24, 2022 15 years
        On EP0973804: 03.04.2018 to 24.01.2022      

SPC: supplementary protection certificate; ped: extension for results of pediatric plan; PNH: paroxysmal nocturnal hemoglobinuria; aHUS: atypical hemolytic uremic syndrome; MG: myasthenia gravis

* The exact date might differ with one day in the different European Member States, depending on calculations by national patent offices.

This date is mentioned in many (web) articles as the date when biosimilars for bevacizumab may enter the market, and is seemingly linked to the end of the SPC protection on ranibizumab, an antibody fragment derived from the same murine monoclonal antibody as bevacizumab.