Patent
   D986400
Priority
Dec 04 2020
Filed
Feb 24 2021
Issued
May 16 2023
Expiry
May 16 2038
Assg.orig
Entity
unknown
1
19
n/a
I claim, the ornamental design for an air filter for ventilation equipment, as shown and described.

2. Air filter for ventilation equipment

2.1 is a top view of an air filter for ventilation equipment;

2.2 is a bottom view thereof;

2.3 is a left side view thereof;

2.4 is a right side view thereof;

2.5 is a front view thereof;

2.6 is a back view thereof; and

2.7 is a top perspective view thereof.

The broken lines in the drawings illustrate portions of the air filter for ventilation equipment which form no part of the claimed design.

Haddeman, Martijn

Patent Priority Assignee Title
ER4219,
Patent Priority Assignee Title
D306341, Aug 22 1986 Broan-Nutone LLC; ELAN HOME SYSTEMS, L L C ; JENSEN INDUSTRIES, INC ; Linear LLC; MAMMOTH, INC ; MULTIPLEX TECHNOLOGY, INC ; NORDYNE INC ; NUTONE INC ; SPEAKERCRAFT, INC ; VENNAR VENTILATION, INC ; Xantech Corporation Vehicle rooftop air conditioner housing
D338954, Jun 11 1992 Walton Enterprises II L.P. Retrofit louver for evaporative air coolers
D431174, Jun 01 1999 Uni-Products, Inc. Base for attaching air conditioner support to a roof
D449100, Aug 25 2000 3M Innovative Properties Company HVAC filter
D544949, Sep 10 2004 Filtration Group Incorporated Air filter
D593189, Oct 19 2006 Nitto Denko Corporation Air filter
D641461, Oct 01 2010 AAF-MCQUAY INC , D B A AAF INTERNATIONAL Air filter
D657034, Apr 28 2011 Daikin Industries Ltd. Air-conditioner
D679792, Jun 07 2010 Scented air filter
D710000, Sep 17 2012 EVOLUTION AIR FILTER, INC Air filter frame fascia
D725254, Dec 18 2012 Air filter
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D864370, May 29 2017 Camfil AB Air filter
D884136, May 21 2019 MOSO NATURAL Free standing air filtration bag
D888216, Nov 20 2018 Access Business Group International LLC Air treatment system filter
D894360, Jan 23 2015 Air filter
D897521, Oct 14 2016 Broan-Nutone LLC Vent hood
D914864, Feb 23 2018 Inner Eco Environmenta Air filter
D946739, Dec 17 2019 LG Electronics Inc. Portable hood for ventilation
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 24 2021Zehnder Group International AG(assignment on the face of the patent)
Nov 02 2021HADDEMAN, MARTIJNZehnder Group International AGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0580940780 pdf
Nov 02 2021HADDEMAN, MARTINZehnder Group International AGASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0580560545 pdf
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