Multi-functional air quality control system
The broken lines in the drawings illustrate portions of the window air conditioner which form no part of the claimed design.
Claims
The ornamental design for a multi-functional air quality control system, as shown and described.
D298647 | November 22, 1988 | Matsuda |
D307049 | April 3, 1990 | Moritani |
D307631 | May 1, 1990 | Shin |
D379499 | May 27, 1997 | Yamada |
D395148 | June 16, 1998 | Choi |
D414853 | October 5, 1999 | Hyon |
D422349 | April 4, 2000 | Aketa |
D424673 | May 9, 2000 | Aketa |
D449096 | October 9, 2001 | Takagi |
D449876 | October 30, 2001 | Takagi |
D616084 | May 18, 2010 | Lingrey |
Type: Grant
Filed: Mar 18, 2019
Date of Patent: May 26, 2020
Inventor: Surjan Alili (Kew Gardens, NY)
Primary Examiner: Natasha Vujcic
Application Number: 29/683,927