Pfizer Limited v Medimpex Jamaica Limited, NMF Pharmaceuticals Limited (Trading as Mac's Pharmaceuticals) and Lasco Distributors Limited

Patent Act 1857--Section 3--Whether local applicant "true nd first inventor" on receiving a communication from abroad for invention or just agent of foreign inventor--Section 29--Whether grant of Letter Patent for invention in Jamaica void because an expired overseas patent for same invention existed at time when Letters Patent granted in Jamaica-Whether section applies to inventor or invention.