US 12,239,213 B2
Oral cavity treatment device
Jianhong Qiu, Warren, NJ (US); Erin Speicher, Hoboken, NJ (US); and Leighton Davies-Smith, Lebanon, NJ (US)
Assigned to Colgate-Palmolive Company, New York, NY (US)
Filed by Colgate-Palmolive Company, New York, NY (US)
Filed on May 3, 2023, as Appl. No. 18/311,836.
Claims priority of provisional application 63/343,894, filed on May 19, 2022.
Prior Publication US 2023/0371680 A1, Nov. 23, 2023
Int. Cl. A61C 19/06 (2006.01); A46B 11/00 (2006.01)
CPC A46B 11/002 (2013.01) [A61C 19/063 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An oral cavity treatment device comprising:
a handle comprising a reservoir containing a tooth sensitivity composition;
an applicator configured to be coupled to the handle, the applicator comprising:
a bottom end, a top end, and a longitudinal axis extending between the bottom and top ends;
an inner surface that defines a dispensing passageway that is fluidly coupled to the reservoir of the handle when the applicator is coupled to the handle; and
an application portion for dispensing and massaging the tooth sensitivity composition onto a user's teeth, the application portion having an outer surface comprising a planar portion, the outer surface is oriented at an acute angle relative to the longitudinal axis and a dispensing aperture through which the tooth sensitivity composition is dispensed, and wherein the longitudinal axis does not intersect the outer surface of the application portion, and the planar portion of the outer surface circumscribes the dispensing aperture.