Women in Japan period to 100 days and allows any woman who is not pregnant during the divorce to remarry immediately after divorce. The Civil Code of Japan requires legally married spouses to have the same surname. Although the law is gender-neutral, meaning that either spouse is allowed to change his/her name to that of the other spouse, Japanese women have traditionally adopt their husband’s family name and 96% of women continue to do so as of 2015. In 2015, the Japanese Supreme Court upheld the constitutionality of the law, noting that women could use their maiden names informally, and stating that it
Subject matter in Canadian patent law Subject matter in Canadian patent law In Canadian patent law, only “inventions” are patentable. Under the "Patent Act", only certain categories of things may be considered and defined as inventions. Therefore, if a patent discloses an item that fulfills the requirements of novelty, non-obviousness and utility, it may nonetheless be found invalid on the grounds that it does not fall within one of the statutory categories of “invention”. Since the "Patent Act", the categories of patentable subject matter have been defined and interpreted by Canadian courts. Section 2 of the "Patent Act" defines “invention” as: [A]ny new and useful art,