US 11,986,576 B2
Air freshener with multiple air flow paths
Richard R. Bing, West Chester, OH (US); Megan Kathryn Helms, Hamilton, OH (US); David Steven Mesko, Wyoming, OH (US); Michael E Berger, Brooklyn, NY (US); Adem Önalan, Jersey City, NJ (US); and Marco C. Perry, Brooklyn, NY (US)
Assigned to Cintas Corporate Services, Inc., Cincinnati, OH (US)
Filed by Cintas Corporate Services, Inc., Cincinnati, OH (US)
Filed on Oct. 12, 2021, as Appl. No. 17/499,016.
Claims priority of provisional application 63/109,894, filed on Nov. 5, 2020.
Prior Publication US 2022/0133935 A1, May 5, 2022
Int. Cl. A61L 9/01 (2006.01); A61L 9/12 (2006.01)
CPC A61L 9/01 (2013.01) [A61L 9/12 (2013.01); A61L 2209/134 (2013.01); A61L 2209/15 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An air freshener for containing an air freshener material, the air freshener comprising:
a canister assembly having an open upper end in communication with a cavity adapted to hold the air freshener material;
a lid coupled to the canister assembly to close at least a portion of the open upper end thereof; and
a plurality of openings in the canister assembly in communication with the cavity and the air freshener material therein;
wherein a plurality of air flow paths into and out of the cavity are provided for exposure of the air freshener material to a surrounding atmosphere of the air freshener, at least some of the plurality of air flow paths passing through selected ones of the plurality of openings and the open upper end of the canister assembly;
wherein the canister assembly further comprises:
a canister having a plurality of apertures in a bottom wall of the canister; and
a cup seated within the canister and having a plurality of slots in a bottom wall of the cup;
wherein the plurality of openings in the canister assembly are formed by combinations of the plurality of apertures and the plurality of slots.