Water purification pitcher

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Description

FIG. 1 is a top perspective view of a water purification pitcher showing our new design;

FIG. 2 is a side view thereof, the opposite side of that shown being a mirror image;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a back view thereof;

FIG. 7 is a perspective view of our new design for a water purification pitcher;

FIG. 8 is a side view thereof, the opposite side of that shown being a mirror image;

FIG. 9 is a top view thereof;

FIG. 10 is a bottom view thereof;

FIG. 11 is a front view thereof; and,

FIG. 12 is a back view thereof.

The broken line showing of a pour tray, filter, and cover in FIGS. 1-6 are for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D287325 December 23, 1986 Schmidt
D331446 December 1, 1992 Gidman
D335608 May 18, 1993 Arnold
D336760 June 22, 1993 Raunkjaer
D337690 July 27, 1993 Bunn et al.
D360334 July 18, 1995 Garza, Jr.
D388655 January 6, 1998 Flom et al.
2805561 September 1957 Emmert et al.
3512686 May 1970 Penniman
3861565 January 1975 Rickmeier, Jr.
4623457 November 18, 1986 Hankammer
4653671 March 31, 1987 Duffy et al.
4655373 April 7, 1987 Essen
4895648 January 23, 1990 Hankammer
4969996 November 13, 1990 Hankammer
5009364 April 23, 1991 Bolte
5190643 March 2, 1993 Duncan et al.
5536394 July 16, 1996 Lund et al.
Other references
  • Color Copies of Photos of Brita Water Filtration Pitcher (In public use prior to Arp. 30, 1996). Color Copies of Photos of Brita Contour Water Filtration Pitcher (In public use prior to Apr. 30, 1996). Color Copies of Photos of Brita Ultra II Water Filtration Pitcher (In public use prior to Apr. 30, 1996). Color Copies of Photos of Brita Space Saver Water Filtration Pitcher (In public use prior to Apr. 30, 1996). Color Copies of Photos of Solis Aquaselect Water Filtration Pitcher (In public use prior to Apr. 30, 1996). Color Copies of Photos of Sears WaterWorks Water Filter Pitcher (In public use prior to Apr. 30, 1996).
Patent History
Patent number: D406003
Type: Grant
Filed: Nov 10, 1997
Date of Patent: Feb 23, 1999
Assignee: Recovery Engineering, Inc. (Minneapolis, MN)
Inventors: John D. Tanner (Plymouth, MN), David J. Emmons (Plymouth, MN), Eric J. Mueller (Minneapolis, MN), Paul D. Rothstein (Minneapolis, MN), Alan L. Carlson (St. Paul, MN), Shaohui Qiu (Minneapolis, MN)
Primary Examiner: M. N. Pandozzi
Law Firm: Merchant, Gould, Smith, Edell, Welter & Schmidt, P.A.
Application Number: 0/79,113
Classifications
Current U.S. Class: D/7319; D7/316
International Classification: 0701;