Example: ul > li will match all <li> elements that are inside a <ul> element. Descendant selectors. The ' ' combinator selects nodes that are children (not necessary direct children) of the former specified element. Example: div span will match any <span> element that is inside a <div> element.
Generic Firazyr. Because a patent is in place until  July 2014, companies are currently not allowed to make a generic version of Firazyr (icatibant). However, after this patent expires, a generic product may become available.
However, this protection does not last forever. Depending on what youâve invented, your patent will expire in either 14 or 20 years. When this occurs, anyone can copy your idea and market it. When a patent expires, the protection it offers ceases to exist.