ALEXANDRIA, Va., Jan. 11 -- Bruno Bardazzi, San Piero a Sieve, Italy, has developed a prepacked serving for espresso coffee machine. The inventor was issued U.S. Patent No. 7,640,842 on Jan. 5.
According to the abstract released by the U.S. Patent & Trademark Office: "Prepacked serving of coffee powder, particularly for an espresso coffee making machine, comprising a cartridge enclosing a given portion of coffee powder , the said cartridge comprising an essentially cylindrical side wall provided at its two ends with a first wall designed to be acted upon by the pressurized hot-water supply means, and with a second wall designed to be acted upon by the brewed coffee dispensing means, the said cartridge being made of an essentially airtight material, and the said wall being continuous and made of a thermoplastic material."
The original application was filed on March 7, 2005.
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