The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 18, 2022
Filed:
Mar. 11, 2020
Lg Electronics Inc., Seoul, KR;
Chungang University Industry Academic Cooperation Foundation, Seoul, KR;
Jiyoung Kang, Seoul, KR;
Haeyoong Chung, Seoul, KR;
Jongkeon Jeon, Seoul, KR;
David Kangseong Lee, Seoul, KR;
Daeyoung Kwak, Seoul, KR;
Sohee Park, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
CHUNGANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION, Seoul, KR;
Abstract
An air purifier includes a filter, a fan to suction air through the filter, a first case configured to cover the filter and the fan, and a second case overlapping with the first case. The first and second cases may be moveable in a vertical direction such that the second case may be raised to lengthen the air purifier and the first case may be raised to expose the filter for replacement. The second case may be provided outside of the first case and have a side discharge grill and a top discharge grill, which may each be selectively opened and closed.