The current Manual of Patent Office Practice (MOPOP) applies to applications filed on or after October 1, 1989. For applications filed prior to October 1, 1989, an older version of the manual must be consulted. See the Manual of Patent Office practice and transitional manual of Patent Office practice available in the Vancouver Courthouse Library.
References
- Manual of Patent Office Practice (MOPOP) – Government of Canada
- Manual of Patent Office practice and transitional manual of Patent Office practice by Canada Patent Office – on-site at Vancouver Courthouse Library