My understanding on this (and I may very well be mistaken) is that while US patents are not automatically valid in Canada they still carry a lot of weight.
The IMPA answers this question here...
http://www.impai.org/patent.html
__________________
"Every normal man must be tempted, at times, to spit on his hands, hoist the black flag, and begin slitting throats."
--H.L. Mencken
|