Dentists apparatus for keeping the mouth open

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Description

1. Dentist's apparatus for keeping the mouth open

1.1 is a bottom view.

1.2 is a perspective view.

1.3 is a front view.

1.4 is a perspective view.

1.5 is a rear view.

1.6 is a side view.

1.7 is a top view.

Claims

The ornamental design for a dentist's apparatus for keeping the mouth open, as shown and described.

Referenced Cited
U.S. Patent Documents
4200089 April 29, 1980 Inoue
D498531 November 16, 2004 Sinding
D500360 December 28, 2004 Sinding
D617455 June 8, 2010 Mori
20020022211 February 21, 2002 Horiguchi
20060155171 July 13, 2006 Yang
20070218422 September 20, 2007 Ehrenfeld
20080044796 February 21, 2008 Hsu
20080064001 March 13, 2008 Dorfman
20120228528 September 13, 2012 Koo
20180228359 August 16, 2018 Meyer
20180303331 October 25, 2018 Salah
20190365214 December 5, 2019 Lloro Boada
Other references
  • KGUN9, Tina plays watch ya mouth game, Youtube review, retrieved Mar. 6, 2021 from <URL:https://youtu.be/w4o0MkR1Vb0?t=30> (Year: 2017).
Patent History
Patent number: D924398
Type: Grant
Filed: Jul 3, 2019
Date of Patent: Jul 6, 2021
Inventors: Thomas Pellissard (Clichy), Louis-Charles Roisin (Paris), Cédric Lancon (Villers-Farlay), Philippe Salah (Paris)
Primary Examiner: George D. Kirschbaum
Assistant Examiner: Calvin E Vansant
Application Number: 35/509,084