US 11,772,056 B2
Fragrance nebulizer with drainage system
Martin John Rosener, Fort Mill, SC (US); Robert David Blaylock, Tega Cay, SC (US); John Thurston Chandler, Charlotte, NC (US); and Garrett Michael Sherman, Charlotte, NC (US)
Assigned to ScentAir Technologies, LLC, Charlotte, NC (US)
Filed by ScentAir Technologies, LLC, Charlotte, NC (US)
Filed on Jul. 11, 2022, as Appl. No. 17/861,817.
Application 15/332,681 is a division of application No. 14/510,800, filed on Oct. 9, 2014, granted, now 9,474,820, issued on Oct. 25, 2016.
Application 17/861,817 is a continuation of application No. 16/895,474, filed on Jun. 8, 2020, granted, now 11,383,209, issued on Jul. 12, 2022.
Application 16/895,474 is a continuation of application No. 15/882,595, filed on Jan. 29, 2018, granted, now 10,675,595, issued on Jun. 9, 2020.
Application 15/882,595 is a continuation of application No. 15/332,681, filed on Oct. 24, 2016, granted, now 9,884,298, issued on Feb. 6, 2018.
Application 14/510,800 is a continuation of application No. 12/768,444, filed on Apr. 27, 2010, granted, now 8,857,735, issued on Oct. 14, 2014.
Claims priority of provisional application 61/252,558, filed on Oct. 16, 2009.
Prior Publication US 2022/0339587 A1, Oct. 27, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. B01F 23/213 (2022.01); A01M 1/20 (2006.01); B05B 7/24 (2006.01); B05B 15/30 (2018.01); B01F 25/21 (2022.01); B01F 35/71 (2022.01); A61L 9/12 (2006.01); A61L 9/14 (2006.01); B01F 101/54 (2022.01)
CPC B01F 23/213 (2022.01) [A01M 1/2044 (2013.01); A61L 9/12 (2013.01); A61L 9/145 (2013.01); B01F 25/21 (2022.01); B01F 35/717614 (2022.01); B05B 7/2424 (2013.01); B05B 7/2427 (2013.01); B05B 7/2435 (2013.01); B05B 7/2437 (2013.01); B05B 7/2489 (2013.01); B05B 15/30 (2018.02); A61L 2209/131 (2013.01); A61L 2209/133 (2013.01); A61L 2209/134 (2013.01); A61L 2209/14 (2013.01); B01F 2101/54 (2022.01)] 3 Claims
OG exemplary drawing
 
1. A scent delivery system comprising:
a reservoir including a liquid fragrance oil;
an atomizer including:
a chamber;
an air inlet structure, wherein the chamber is in fluid communication with an exterior of the atomizer through the air inlet structure; and
an oil intake;
a vacuum tube including a first end and a second end, the first end coupled to the oil intake and the second end extending into the reservoir below a level of the liquid fragrance oil wherein the oil intake is positioned between the chamber and the vacuum tube, wherein the chamber is in fluid communication with the vacuum tube through the oil intake; and
a drainage tube including a plurality of pressure equalization holes, disposed above the liquid fragrance oil in the reservoir, that equalize pressure between the drainage tube and the reservoir, the drainage tube in fluid communication with the atomizer and extending from the atomizer into the reservoir, wherein a terminal end of the drainage tube includes a filter, and wherein the vacuum tube is disposed in contact with at least a top portion of the filter.