Copyright information for the Queen's Printer for Ontario also
asserts ownership of copyright in laws, etc., but at least permits non-commercial reproduction more broadly.
Not exact matches
A wall
of intellectual property, including
copyrights and trademarks, is needed to truly
assert one's
ownership.
(There is another way, «operation
of law», which applies to cases like companies being bought, or estate transfer, etc.) But you are correct that you can't simply
assert copyright ownership.
I doubt they would attempt to
assert copyright ownership over the original pleading itself and do recognize that they may have an independent claim
of copyright in the database that they've compiled (and any other related summaries, keywords, indexing, etc. that they've added) to the extent that the criteria in CCH v. LSUC is met.