Tongue retention device
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Description
FIG. 1 is a top view thereof;
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a left side elevational thereof, the right side elevational view being identical thereto; and,
FIG. 5 is a back perspective view thereof.
Claims
The ornamental design for a tongue retention device, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
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Patent History
Patent number: D461240
Type: Grant
Filed: Feb 28, 2001
Date of Patent: Aug 6, 2002
Assignee: (Calgary)
Inventor: Leslie Dort (Calgary AB)
Primary Examiner: Ian Simmons
Attorney, Agent or Law Firms: Gowling Lafleur Henderson LLP, D. Doak Horne
Application Number: 29/137,894
Type: Grant
Filed: Feb 28, 2001
Date of Patent: Aug 6, 2002
Assignee: (Calgary)
Inventor: Leslie Dort (Calgary AB)
Primary Examiner: Ian Simmons
Attorney, Agent or Law Firms: Gowling Lafleur Henderson LLP, D. Doak Horne
Application Number: 29/137,894
Classifications
Current U.S. Class:
Inhalation Tube Or Mouthpiece Type (6) (D24/110.5);
Prophylactic Article (D24/105)
International Classification: 2902;
International Classification: 2902;