# US 8,783,492 B2 · Cover for single serving beverage filter container > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 8,783,492 B2 - Document ID: US8783492B2 - Status: Granted - Kind: B2 - Application number: 13/273,741 - Filed: 2011-10-14 - Published: 2012-04-19 - Granted: 2014-07-22 - Earliest claimed: 2010-10-14 - Applicants: Eric Petitpas - Inventors: Eric Petitpas - Web page: https://patentgrep.com/patent/US8783492B2 ## CPC - A47J 31/0689: {Reusable cartridges suitable to be opened for being filled with brewing material and to be closed to envelope the brewing material therein} - A47J: KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES ## Abstract A cover for single serving beverage filter containers is provided. The cover may have a body forming an aperture at its center, a door hingedly attached to the body and capable of covering the aperture, and a flange extending from an outer perimeter of the body. A spring may allow the door to be biased in a closed position to cover the aperture. ## Claims ### Claim 1 A cover for a single serving beverage filter container comprising: a body having a flange extending from an outer perimeter of the body, the flange being angled inward towards a center of the body and extending past a bottom face of the body; a door positioned at the center of the body and attached to the body, the door forming a seal of an aperture formed by the body when the door is in a first position and providing fluid communication through the aperture when in a second position; and wherein the door is spring loaded by a spring, the spring biased to hold the door in the first position, the door and spring configured to provide repeated movement of the door between the first position and the second position. ### Claim 2 (depends on 1) The cover for a single serving beverage filter container of claim 1 wherein the flange is constructed and arranged to be mated with a flange protruding from the single serving beverage filter container. ### Claim 3 (depends on 2) The cover for a single serving beverage filter container of claim 2 wherein the body is substantially circular. ### Claim 4 (depends on 3) The cover for a single serving beverage filter container of claim 3 further comprising a substantially circular indented ridge, the ridge indented into a top face of the body and having a perimeter that is concentric with the outer perimeter of the body. ### Claim 5 (depends on 4) The cover for a single serving beverage filter container of claim 4 wherein the indented ridge in the top face forms a protrusion on the bottom face of the body. ### Claim 6 (depends on 3) The cover for a single serving beverage filter container of claim 3 further comprising a substantially circular protruding ridge extending from a top face of the body, the substantially circular ridge having a perimeter that is concentric with the outer perimeter of the body. ### Claim 7 (depends on 6) The cover for a single serving beverage filter container of claim 6 wherein the ridge is constructed and arranged to form an airtight seal with a rubber seal of a single serving hot beverage machine. ### Claim 8 (depends on 1) The cover for a single serving beverage filter container of claim 1 wherein the spring is a flexible metal strip forming the hinged attachment of the door to the body. ### Claim 9 (depends on 1) The cover for a single serving beverage filter container of claim 1 wherein the spring is a coiled spring attached to the bottom face of the body at a first end and to the door at a second end. ### Claim 10 (depends on 1) The cover for a single serving beverage filter container of claim 1 further comprising a bolt, the bolt passing through the top and bottom faces of the body, a first end of the spring attached to the bolt, and a second end of the spring being attached to the door. ### Claim 11 (depends on 1) The cover for a single serving beverage filter container of claim 1 wherein the cover is removably attached to the single serving beverage filter container. ### Claim 12 (depends on 11) The cover for a single serving beverage filter container of claim 11 wherein the cover is constructed and arranged to be snap fit onto the flange of the single serving beverage filter container. ### Claim 13 (depends on 1) The cover for a single serving beverage filter container of claim 1 wherein the body is constructed of a substantially rigid material, the substantially rigid material constructed and arranged to be mounted to the single serving beverage filter container. ### Claim 14 (depends on 13) The cover for a single serving beverage filter container of claim 13 wherein the body is constructed of a 0.3 mm thick stainless steel panel. ### Claim 15 (depends on 1) The cover for a single serving beverage filter container of claim 1 wherein the door is hinged to swing toward and past the bottom face of the body. ### Claim 16 (depends on 1) The cover for a single serving beverage filter container of claim 1 wherein aperture of the body covered by the door is sized to received a water needle of a single serving hot beverage machine. ### Claim 17 A removable cover for a single serving beverage filter container comprising: a, circular body; a spring loaded door positioned at a center of the body, and hingedly attached to the body, the hinged attachment allowing the door to swing into an opened second position by swinging away from a bottom face of the body, the door forming a seal of an aperture formed by the body when the door is in a first position and providing fluid communication through the aperture when in a second position; the body further comprising a flange extending from an outer perimeter of the body, the flange being angled inward towards the center of the body and extending past a bottom face of the body, the flange of the body constructed and arranged to mate with a flange protruding from the single serving beverage filter container; and a substantially circular protruding ridge extending from a top face of the body, the substantially circular ridge having a perimeter concentric with the outer perimeter of the body, the protruding ridge constructed and arranged to form a seal with a rubber seal of a single serving hot beverage machine. ### Claim 18 A removable cover for a single serving beverage filter container comprising: a body having a flange extending from an outer perimeter of the body, the flange being angled inward towards a center of the body and extending past a bottom face of the body; a door positioned at the center of the body and attached to the body, the door forming a seal of an aperture formed by the body when the door is in a first position and providing fluid communication through the aperture when in a second position; and wherein the cover is removably attachable to the single serving beverage filter container.