Patent ID: 8906370

Claim:
A pharmaceutical composition comprising antibody molecules and a pharmaceutically acceptable carrier or diluent, (a) wherein the antibody molecules comprise two light chains and two heavy chains: (i) wherein each of the heavy chains comprises SEQ ID NO: 6; (ii) wherein each of the light chains comprises SEQ ID NO: 8; (b) wherein the composition comprises, in admixture, antibody molecules that are mono-glycosylated in one but not both of their heavy chains at the asparagine residue of position 52 of SEQ ID NO: 6 and antibody molecules that are double-glycosylated in both of their heavy chains at the asparagine residue of position 52 of SEQ ID NO: 6; and (c) wherein, if present, any antibody molecule that is not glycosylated in either of its heavy chains at the asparagine residue of position 52 of SEQ ID NO: 6, is present in an amount of less than 5%.