US 12,239,217 B2
Manual toothbrush
Uwe Jungnickel, Königstein (DE)
Assigned to The Gillette Company LLC, Boston, MA (US)
Filed by The Gillette Company LLC, Boston, MA (US)
Filed on Jul. 28, 2023, as Appl. No. 18/361,100.
Application 18/361,100 is a continuation of application No. 17/218,573, filed on Mar. 31, 2021.
Application 17/218,573 is a continuation of application No. 16/225,592, filed on Dec. 19, 2018, granted, now 11,388,984, issued on Jul. 19, 2022.
Claims priority of application No. 17208951 (EP), filed on Dec. 20, 2017.
Prior Publication US 2023/0363521 A1, Nov. 16, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A46B 5/00 (2006.01); A46B 5/02 (2006.01); A46B 7/04 (2006.01); A46B 9/04 (2006.01); A46B 17/02 (2006.01)
CPC A46B 5/0095 (2013.01) [A46B 5/002 (2013.01); A46B 5/02 (2013.01); A46B 7/042 (2013.01); A46B 9/04 (2013.01); A46B 17/02 (2013.01); A46B 2200/01 (2013.01); A46B 2200/1066 (2013.01)] 17 Claims
OG exemplary drawing
 
1. An oral care implement (10, 300, 310) comprising a head (14) and a handle (12, 600, 610), the head (14) being structured and configured to be repeatedly attachable to and detachable from the handle (12, 600, 610), the head (14) being at least partially made from a material having a density from about 0.5 g/cm3 to about 1.2 g/cm3, and the handle (12) being at least partially made from a material having a density from about 2.1 g/cm3 to about 3.1 g/cm3;
wherein the material of the head (14) is a non-magnetic and/or non-ferromagnetic material; and the material of the handle (12, 600, 610) comprises at least one of a magnetic material and a ferromagnetic material;
wherein the at least one of a magnetic material and a ferromagnetic material of the handle (12, 600, 610) comprises amorphous thermoplastic resin, iron oxide, and aluminum oxide, boron nitride, or aluminum silicate;
wherein the amorphous thermoplastic resin is selected from the group consisting of acrylonitrile butadiene styrene, polystyrene, styrene acrylonitrile, and any mixture thereof.