US Patent 7958143 Context search to refine a search

Systems, methods, computer readable media having computer-executable components, and user interfaces for performing a search within a selected category are disclosed. One or more categories are presented where each of the categories is associated with at least one search result of a first set of search results retrieved in response to a first search. A selected category is specified by a user and, in response to receiving the user selection of the selected category, a search input field is produced at a location proximate to the selected category. The search input field receives at least one search term to be used in a refined search of at least one item resulting from the search that is associated with the selected category.