Patent ID: 9723942
Date: 2017-08-08
CPC Classifications: A47J

Claim:
1. A brewing and filtering device comprising: a collapsible cup including a base and a folding sidewall comprising a plurality of foldable panels, wherein the sidewall includes a first end and a second end with the first end mated to the base and the second end extending from the base and defining a rim, wherein the base, sidewall, and rim define an open cavity, wherein the sidewall is moveable between a first configuration and a second configuration such that, in the first configuration, the panels are in an unfolded configuration locating the rim a first distance away from the base measured along a first axis and, in the second configuration, the panels are folded such that the panels collapse locating the rim a second distance away from the base measured along the first axis shorter than the first distance and locating the panels along a plane perpendicular to the first axis; a plunger secured to the base of the cup; a cup ring including an annular portion and an outer surface that extends outwardly from the annular portion, wherein the annular portion of the cup ring surrounds a portion of the sidewall of the cup adjacent the rim and includes a first set of threads; and a filter cap that includes a filter on a base portion and a second set of threads on an inner surface of an annular portion extending from the base portion, wherein the filter cap encloses the open cavity to permit a fluid to pass out of the cavity only through the filter; wherein the first set of threads of the cup ring engages the second set of threads of the filter cap; and wherein, in the second configuration, the plunger is positioned within the cup ring and the cup ring is positioned within the filter cap.