U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Beverage filter cartridge holder

Patent 6182554 Issued on February 6, 2001. Estimated Expiration Date: Icon_subject December 30, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3470812

3478670

3713377

3754463

Beverage production
Patent #: 4644855
Issued on: 02/24/1987
Inventor: Woolman ,   et al.

Apparatus for preparing hot drinks
Patent #: 4823685
Issued on: 04/25/1989
Inventor: Boumans ,   et al.

Air supply for a coffee maker
Patent #: 4967647
Issued on: 11/06/1990
Inventor: King

Drink extraction apparatus
Patent #: 5083504
Issued on: 01/28/1992
Inventor: Koga, et al.

Beverage extraction device
Patent #: 5297472
Issued on: 03/29/1994
Inventor: Suzuki, et al.

Beverage filter cartridge
Patent #: 5325765
Issued on: 07/05/1994
Inventor: Sylvan, et al.

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Inventors

Assignee

Application

No. 475398 filed on 12/30/1999

US Classes:

99/289R, With infusive material feeding and/or discharging99/295, Cartridge type99/302RForce feed infusor

Examiners

Primary: Alexander, Reginald L.

Attorney, Agent or Firm

International Class

A47J 031/00

Abstract

A cup shaped holder is internally provided with an ejection mechanism which serves to automatically dislodge a spent beverage cartridge from an upwardly extending piercing member when the lid is opened at the end of a brewing cycle. In addition, the holder is mounted on externally protruding trunnions for pivotal movement between an upright brewing position and a partially inverted position to eject the dislodged cartridge from the holder into an underlying receptacle. The lid has a dependency arm that coacts with a pawl on the holder trunnions to automatically manipulate the holder to eject the cartridge.

Other References

  • Stan McLean, VKI Technologies; Mechanical Desktop application: Zuma Brewer; World Wide Web, www.autodesk.com/prodsol/mech/spotlite/zuma3.ht
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