Appeal No. 1998-1855 9 Application No. 08/459,537 as a modifier of method steps as here. Accordingly, we consider the language ‘consisting essentially of,’ when used as a modifier of method steps to render the claim[s] open onlyPage: Previous 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 NextLast modified: November 3, 2007