Amgen Inc. v. Pfizer Canada ULC
Federal Court held Claims 43-47 of the 537 Patent invalid for obviousness, while rejecting misrepresentation and insufficiency attacks and addressing prior use.
- Obviousness
- Claim construction
- Priority/priority date
- Sufficiency of disclosure
- Material misrepresentation (s53 old act)
- Prior use defence (s56 old act)