Fan filter unit
Latest HITACHI KOKUSAI ELECTRIC INC. Patents:
Description
The broken lines shown in the drawings represent portions of the fan filter unit that form no part of the claimed design.
Claims
The ornamental design for a fan filter unit, as shown and described.
Referenced Cited
U.S. Patent Documents
2102681 | December 1937 | Curtis |
D124294 | December 1940 | Leslie |
2284912 | June 1942 | Collins |
2300842 | November 1942 | Leslie |
D155345 | September 1949 | Johnson |
D226609 | April 1973 | Drew |
D226636 | April 1973 | Van Doren, Jr. |
D376842 | December 24, 1996 | Franklin |
D558321 | December 25, 2007 | Kramer |
D587796 | March 3, 2009 | Reese |
D674077 | January 8, 2013 | Miyake |
D675719 | February 5, 2013 | Eicher |
D716424 | October 28, 2014 | Merrill |
20100051010 | March 4, 2010 | Colburn |
20160131392 | May 12, 2016 | Mantyla |
Patent History
Patent number: D786417
Type: Grant
Filed: Nov 25, 2014
Date of Patent: May 9, 2017
Assignee: HITACHI KOKUSAI ELECTRIC INC. (Tokyo)
Inventor: Makoto Hirano (Toyama)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Janice Hallmark
Application Number: 29/510,077
Type: Grant
Filed: Nov 25, 2014
Date of Patent: May 9, 2017
Assignee: HITACHI KOKUSAI ELECTRIC INC. (Tokyo)
Inventor: Makoto Hirano (Toyama)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Janice Hallmark
Application Number: 29/510,077
Classifications
Current U.S. Class:
Fan Or Ventilator (D23/370)