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
Software patents under United Kingdom patent law requirement of Section 1(1) of the UK Patent Act (1977) that patents should only be granted for inventions, "invention" is not defined anywhere in the Act. Instead, Section 1(2) Patents Act provides a non-exhaustive list of "things" that are not treated as inventions. Included in this list is "a program for a computer". However these things are only prevented from being treated as inventions "to the extent that a patent or application for a patent relates to that thing as such". Article 52(2) of the European Patent Convention (EPC) includes a slightly different list of non-inventions, although "programs for computers"