Air purifier
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Description
The portions of the air purifier in
Claims
The ornamental design for an air purifier, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
| D638923 | May 31, 2011 | Choi |
| D639413 | June 7, 2011 | Wu |
| D705410 | May 20, 2014 | Terao |
| D735843 | August 4, 2015 | Sunwoo |
| D741465 | October 20, 2015 | Satou |
| D791297 | July 4, 2017 | Ljungstrom |
| D797272 | September 12, 2017 | Poindexter |
| D798430 | September 26, 2017 | Nord |
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| D1541941 | January 2016 | JP |
| D1554467 | July 2016 | JP |
| D1561709 | October 2016 | JP |
Patent History
Patent number: D835248
Type: Grant
Filed: Sep 6, 2017
Date of Patent: Dec 4, 2018
Assignee: 3M INNOVATIVE PROPERTIES COMPANY (St. Paul, MN)
Inventors: Nicolas A. Echeverri (Woodbury, MN), Alonso M. Hernandez (St. Paul, MN), Aaron P. Thompson (Menomonie, WI), Angela L. Pan (Arden Hills, MN), Brian D. Gale (Blaine, MN), Andrew R. Fox (Oakdale, MN), Himanshu Jasuja (Rajasthan)
Primary Examiner: David Muller
Application Number: 29/616,453
Type: Grant
Filed: Sep 6, 2017
Date of Patent: Dec 4, 2018
Assignee: 3M INNOVATIVE PROPERTIES COMPANY (St. Paul, MN)
Inventors: Nicolas A. Echeverri (Woodbury, MN), Alonso M. Hernandez (St. Paul, MN), Aaron P. Thompson (Menomonie, WI), Angela L. Pan (Arden Hills, MN), Brian D. Gale (Blaine, MN), Andrew R. Fox (Oakdale, MN), Himanshu Jasuja (Rajasthan)
Primary Examiner: David Muller
Application Number: 29/616,453
Classifications
Current U.S. Class:
Air Cleaner (D23/364)