Simply because trademarks are registered with governments, some countries or trademark registries could acknowledge a mark, though others may have decided that it truly is generic instead of allowable for a trademark in that registry. For example, the drug acetylsalicylic acid (2-acetoxybenzoic acid) is better known as aspirin in https://cristianboxen.myparisblog.com/38165797/the-best-side-of-ap-lit-book-list