Centrifugal fan
Latest Panasonic Patents:
Description
The broken lines in the drawing disclosure depict interior parts of the centrifugal fan that form no part of the claimed design.
Claims
The ornamental design for a centrifugal fan, as shown and described.
Referenced Cited
U.S. Patent Documents
Other references
D174005 | February 1955 | Shomphe |
2850228 | September 1958 | Rowley |
D234203 | January 1975 | Wrobel |
4867640 | September 19, 1989 | Penlesky |
D342782 | December 28, 1993 | Anderson |
D387859 | December 16, 1997 | Ukai |
D392730 | March 24, 1998 | Kozora |
D440295 | April 10, 2001 | Honma |
D443054 | May 29, 2001 | Spaggiari |
D450378 | November 13, 2001 | Minakuchi |
6435964 | August 20, 2002 | Chang |
D484966 | January 6, 2004 | Yamamoto |
D663828 | July 17, 2012 | Portillo |
D674474 | January 15, 2013 | Rentschler |
D675723 | February 5, 2013 | Garcia |
D703302 | April 22, 2014 | Ruck |
8814513 | August 26, 2014 | Yang |
9097265 | August 4, 2015 | Tom |
9103104 | August 11, 2015 | Tom |
9194603 | November 24, 2015 | Yuan |
20070074725 | April 5, 2007 | Taya |
20090241587 | October 1, 2009 | Wang |
20100197216 | August 5, 2010 | Liang |
20130143479 | June 6, 2013 | Weng |
20130143481 | June 6, 2013 | Kagawa |
20130203336 | August 8, 2013 | Karst |
20130266443 | October 10, 2013 | Yang |
20130315731 | November 28, 2013 | Yang |
20140169771 | June 19, 2014 | Yuan |
20140248041 | September 4, 2014 | Yuan |
20150086348 | March 26, 2015 | Uehara |
20150316070 | November 5, 2015 | Hayashi |
- Ducted Centrifugal Exhaust Fans . lifcow.com (online)9 pgs. Published Jun. 2, 2015 [retrieved on Nov. 24, 2015]. Retrieved from Internet: <http://fans.lifcow.com/ducted-centrifugal-exhaust-fans/>.
Patent History
Patent number: D754835
Type: Grant
Filed: Sep 22, 2014
Date of Patent: Apr 26, 2016
Assignee: Panasonic Intellectual Property Management Co., Ltd. (Osaka)
Inventors: Akimasa Uehara (Aichi), Satoshi Ousaka (Aichi)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Marie Fast Horse
Application Number: 29/502,922
Type: Grant
Filed: Sep 22, 2014
Date of Patent: Apr 26, 2016
Assignee: Panasonic Intellectual Property Management Co., Ltd. (Osaka)
Inventors: Akimasa Uehara (Aichi), Satoshi Ousaka (Aichi)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Marie Fast Horse
Application Number: 29/502,922
Classifications