Palm-tree-like rising bubble display device

- Midwest Tropical, Inc.
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Description

FIG. 1 is a front-right perspective view of a palm-tree-like rising bubble display device which incorporates my new design;

FIG. 2 is a left side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a top view thereof.

The small circles visible in the vertically extending columns of the device are bubbles of gas rising in a liquid contained in the columns. FIG. 6 shows a pump that introduces these bubbles into the lower portion of the columns.

Referenced Cited
U.S. Patent Documents
D159135 June 1950 Blaich et al.
D340003 October 5, 1993 Wright et al.
D349454 August 9, 1994 Shumway et al.
2412171 December 1946 Petry
2589757 March 1952 Williams
3144375 August 1964 Day
3499238 March 1970 Publicker
3531635 September 1970 Hancock
4208848 June 24, 1980 Kohl
4939859 July 10, 1990 Bradt
5349771 September 27, 1994 Burnett
5416994 May 23, 1995 McLaughlin
Patent History
Patent number: D401886
Type: Grant
Filed: Jan 7, 1998
Date of Patent: Dec 1, 1998
Assignee: Midwest Tropical, Inc. (Lincolnwood, IL)
Inventor: Kenneth A. Burnett (Lincolnwood, IL)
Primary Examiner: Dominic Simone
Law Firm: Brinks Hofer Gilson & Lione
Application Number: 0/81,620
Classifications
Current U.S. Class: Sculpture, Table Or Wall Ornament (D11/131); Tree (D11/118); Simulative (D11/157)
International Classification: 1102;