Dental dam

- KerrHawe SA
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Description

FIG. 1 is a perspective view of our dental dam design;

FIG. 2 is an a top plan view thereof;

FIG. 3 is bottom plan view thereof;

FIG. 4 is a left-side elevation view thereof (the right-side elevation view being identical);

FIG. 5 is front elevation view thereof; and,

FIG. 6 is a rear elevation view thereof.

Claims

The ornamental design for the dental dam, as shown and described.

Referenced Cited
U.S. Patent Documents
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4512742 April 23, 1985 Shanel
4695253 September 22, 1987 Tysse
4721465 January 26, 1988 Barasz
5011409 April 30, 1991 Gray
5078604 January 7, 1992 Malmin
5499917 March 19, 1996 Erickson et al.
5931673 August 3, 1999 Bolbolan
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D459470 June 25, 2002 James
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Foreign Patent Documents
98/34559 August 1998 WO
Patent History
Patent number: D611592
Type: Grant
Filed: Mar 5, 2009
Date of Patent: Mar 9, 2010
Assignee: KerrHawe SA (Bioggio)
Inventors: Beat Kilcher (Bosco Luganese), Marco Da Rold (Odogno), Felix Aschmann (Basel)
Primary Examiner: Elizabeth A Albert
Assistant Examiner: Kelley A Donnelly
Attorney: Wood, Herron & Evans, LLP
Application Number: 29/333,292
Classifications
Current U.S. Class: Prophylactic Article (D24/105)