In an application to register a service mark, the application shall specify and contain all the elements required by the preceding sections for trademarks, but shall be modified to relate to services instead of to goods wherever necessary.
37 C.F.R. §2.43
Sec. 3, 60 Stat. 429; 15 U.S.C. 1052
Part 3 pertaining to both patents and trademarks is placed in the grouping pertaining to patents regulations.
Part 4 is placed in the separate grouping of parts pertaining to patents regulations.
Part 5 is placed in the separate grouping of parts pertaining to patents regulations.