Artur Fischer from plastic materials (Polyamide) and is available in various shapes and sizes since 1958 (see Wall plug). Fischer held over 1100 patents and overtook Thomas Alva Edison, who held 1093 patents. Fischer also held 5867 trade rights and invented fischertechnik. Further inventions are (bone-)plugs for fixing bone fractures and one of Fischer’s most recent inventions is a gadget that makes it possible to hold and cut the top off an egg of any size. He got started on the problem when a hotel owner complained to him that his guests, on opening their boiled eggs for breakfast, always made a
Harvard College v Canada (Commissioner of Patents) to grant a patent for the product claims. This decision was upheld by the Federal Court, Trial Division, but was overturned by a majority of the Federal Court of Appeal. The Commissioner of Patents appeals from that decision. The majority of the court reversed the decision of the Federal Court and directed the Commissioner of Patents to issue a patent covering claims 1 to 12 of the Patent Application. Speaking for the majority, Rothstein J.A. emphasized the object of the "Patent Act", which is to "promote the development of inventions in a manner that benefits both the inventor and the