Appeal No. 1998-0558 Application No. 08/564,942 claims recite ethylbenzene or paraxylene. The process of claim 23 calls for activating the catalyst by first oxidizing the metal component of the catalyst with a circulating stream of nitrogen and 1 percent oxygen, purging the reactor with pure hydrogen, and circulating pure hydrogen through the reactor at the recited conditions of temperature and pressure. Appealed claim 32, on the other hand, does not define any particular conditions for activating the catalyst, but provides for separating the effluent from the reactor into a hydrogen-rich fraction, a hydrocarbon-rich fraction containing benzene and toluene, and a second fraction enriched in C alkyl aromatic content. 8 Appellant submits at page 7 of the principal brief that the appealed claims "do not stand or fall together for the reasons set forth below." However, although appellant presents separate arguments for claims 32-34, appellant has advanced no arguments that are reasonably specific to any of claims 2-5, 8, 23-26, 30 and 31. Accordingly claims 2-5, 8, 5Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 NextLast modified: November 3, 2007