(19)Fresh off Patent
(45) Week of Oct 19, 2026 No. 7 3,667 lapsed 70 listed
Kitchen & Dining · lapsed Sep 13, 2026

Portable Brewing Device

Sheet 1 of the patent drawingsSheet 2 of the patent drawingsSheet 3 of the patent drawings

(57) Abstract

A brewing device ( 100 ) may be used to brew coffee or other brewable substances such as tea. The brewing device may include a housing ( 110 ) and one or more handles ( 120 ) for attaching the housing to a beverage container, such as a mug. The handles ( 120 ) may be moved between a stored and deployed position. The housing ( 110 ) may be porous and include a plurality of perforations ( 112 ) on each side. There may be about 70 perforations, with an even number distributed on each side of the housing, and the perforations may have a diameter of about 2.33 mm so as to permit the flow of oils and other elements of coffee which might otherwise be filtered through the housing material.

Full write-up available with Pro

Pro includes, for every patent on each weekly list: a written summary, the scope of the claims, materials and manufacturing route, a demand check with current listings and prices, and related-patent warnings.

View plans   Sign in