Device for maintaining a constant level of liquid in a sink or shower

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Description

FIG. 1 shows a top view with the cap removed of a device for maintaining a constant level of liquid in a sink or shower illustrating my new design;

FIG. 2 shows a side view thereof;

FIG. 3 shows a back view thereof;

FIG. 4 shows a top view of the removable cap;

FIG. 5 shows a cross-sectional view along the plane 5-5 indicated on FIG. 1;

FIG. 6 shows a side view of the removable lid shown in FIG. 4;

FIG. 7 shows a bottom view of a device for maintaining a constant level of liquid in a sink or shower; and,

FIG. 8 shows a view of the device for maintaining a constant level of liquid in a sink or shower in use in a drain. In FIG. 8, the broken lines show environmental subject matter that forms no part of the claimed design.

The device for maintaining a constant level of liquid in a sink or shower is shown with a symbolic break in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design.

Claims

The ornamental design for a device for maintaining a constant level of liquid in a sink or shower, as shown and described.

Referenced Cited
U.S. Patent Documents
740737 October 1903 Blum
2321176 June 1943 Bloch
2374642 May 1945 Bloch
2394094 February 1946 Nichol
2560954 July 1951 Jackson
3922733 December 1975 Lyon
4135260 January 23, 1979 Gresh
4370762 February 1, 1983 Heil
D307046 April 3, 1990 Burgess
9717192 August 1, 2017 Danner
D873970 January 28, 2020 Park
20140259346 September 18, 2014 Ball
20140366266 December 18, 2014 Malaguit, Jr.
Patent History
Patent number: D950021
Type: Grant
Filed: Jan 11, 2019
Date of Patent: Apr 26, 2022
Inventor: Mark Stephen Keillor (Kettering, OH)
Primary Examiner: Calvin E Vansant
Application Number: 29/676,512
Classifications