Capsule package containing roast and ground coffee
US5637335A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 16, 1992 |
| Grant date | Jun 10, 1997 |
| Priority date | — |
| Expiry date | Jun 16, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2565/385
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A capsule package which contains roast and ground coffee for preparation of a coffee beverage has body and membrane components. The body has a base portion capable of allowing flow of a coffee beverage therethrough, an annular sidewall portion which extends transversely from the base about a package body interior space and defines an opening which opposes the base portion, and a rim portion which extends about the opening and transversely from the sidewall portion in a direction away from the opening. The membrane has a peripheral portion which is sealed to the package body portion rim, a membrane sidewall portion which extends transversely from the membrane peripheral portion adjacent the package body sidewall portion into the package body interior space, and a membrane central portion which extends transversely from the membrane sidewall portion and is capable of allowing flow of a fluid therethrough for preparation of a coffee beverage, and the membrane is configured so that a package cavity is defined between the membrane central portion and the package body base portion for containing the roast and ground coffee. Each of the package body and the membrane are formed of a flexib…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.