Salicylic acid the product with sulfuric acid gives salicylic acid: It can also be prepared by the hydrolysis of aspirin (acetylsalicylic acid) or methyl salicylate (oil of wintergreen) with a strong acid or base. Hippocrates, Galen, Pliny the Elder and others knew that willow bark could ease pain and reduce fevers. It was used in Europe and China to treat these conditions. This remedy is mentioned in texts from ancient Egypt, Sumer and Assyria. The Cherokee and other Native Americans used an infusion of the bark for fever and other medicinal purposes. In 2014, archaeologists identified traces of salicylic acid on 7th
Generic trademark a genericized trademark. The extension of protection for geographical indications is somewhat controversial. A geographical indication may have been registered as a trademark elsewhere; for example, if "Parma Ham" was part of a trademark registered in Canada by a Canadian manufacturer, then ham manufacturers in Parma, Italy, might be unable to use this name in Canada. Wines (such as Bordeaux, Port and Champagne), cheeses (such as Roquefort, Parmesan, and Feta), Pisco liquor, and Scotch whisky are examples of geographical indications. Compare Russian use of "Шампанское" (= Shampanskoye) for champagne-type wine made in Russia. In the 1990s, the Parma consortium successfully