Patent
   D642674
Priority
Aug 15 2008
Filed
Jan 29 2009
Issued
Aug 02 2011
Expiry
Aug 02 2025
Assg.orig
Entity
unknown
15
29
n/a
The ornamental design for a winglet for a fan blade, as shown and described.

FIG. 1 is a top perspective view of the present invention;

FIG. 2 is a bottom perspective view of the present invention;

FIG. 3 is a top elevational view of the present invention;

FIG. 4 is a bottom elevational view of the present invention;

FIG. 5 is a left elevational view of the present invention;

FIG. 6 is a right elevational view of the present invention;

FIG. 7 is a front elevational view of the present invention; and,

FIG. 8 is a back elevational view of the present invention.

The broken line showing of a portion of a fan blade and of a lower portion of a winglet is included for the purpose of illustrating environmental structure and forms no part of the claimed design.

Oleson, Richard A.

Patent Priority Assignee Title
10313592, May 30 2017 Airfoil payload stabilizer
8842000, Jul 17 2012 4FRONT ENGINEERED SOLUTIONS, INC Fire control systems
9011099, Jun 19 2012 SkyBlade Fan Company High volume low speed fan
9726192, Mar 31 2015 ASSA ABLOY ENTRANCE SYSTEMS AB Fan blades and associated blade tips
9874214, Jan 28 2014 4Front Engineered Solutions, Inc.; 4FRONT ENGINEERED SOLUTIONS, INC Fan with fan blade mounting structure
D663829, Sep 30 2009 Hunter Pacific International Pty Ltd Ceiling fan
D672868, Feb 09 2012 DELTA T, LLC Winglet for fan blade
D679794, Mar 30 2010 Hunter Pacific International Pty Ltd Ceiling fan blade
D679795, Sep 30 2009 Hunter Pacific International Pty Ltd Ceiling fan blade
D717936, Feb 27 2014 DELTA T, LLC Blade tip
D723678, Jun 17 2013 DELTA T, LLC Winglet for a ceiling fan
D732657, Feb 27 2014 DELTA T, LLC Winglet
D786419, May 16 2016 Kewaunee Scientific Corporation Baffle for fume hoods
D857877, Mar 12 2018 Sunonwealth Electric Machine Industry Co., Ltd. End plate of a blade of a ceiling fan
D858421, Sep 28 2017 TESLA, INC Winglet
Patent Priority Assignee Title
1041913,
2014032,
3524712,
4662823, Oct 28 1985 COOKE, FRANK, L Air turbulence blades for ceiling fans
4968216, Oct 12 1984 The Boeing Company Two-stage fluid driven turbine
5226783, Jul 30 1990 Usui Kokusai Sangyo Kaisha Ltd. Axial flow fan with centrifugal elements
5564901, Dec 14 1993 Moore Fans LLC Low noise fan
5725355, Dec 10 1996 General Electric Company Adhesive bonded fan blade
5823480, Apr 05 1993 Wing with a wing grid as the end section
6039541, Apr 07 1998 University of Central Florida; FLORIDA, UNIVERSITY OF CENTRAL High efficiency ceiling fan
6161797, Nov 25 1996 Dugan Air Technologies, Inc.; QUIET WING TECHNOLOGIES, INC ; DUGAN AIR TECHNOLOGIES, INC Method and apparatus for reducing airplane noise
6244821, Feb 19 1999 DELTA T, LLC Low speed cooling fan
6517315, May 29 2001 HEWLETT-PACKARD DEVELOPMENT COMPANY, L P Enhanced performance fan with the use of winglets
6565320, Nov 13 2000 Borgwarner, INC Molded cooling fan
6719533, Jul 11 2002 JPMORGAN CHASE BANY High efficiency ceiling fan
6776578, May 29 2001 Hewlett Packard Enterprise Development LP Winglet-enhanced fan
6884034, Apr 07 1998 RESEARCH FOUNDATION OF THE UNIVERSITY OF CENTRAL FLORIDA INCORPORATED Enhancements to high efficiency ceiling fan
6939108, Jan 06 2003 DELTA T, LLC Cooling fan with reinforced blade
7284960, Jul 21 2004 DELTA T, LLC Fan blades
20030095864,
20080008596,
D587799, Aug 15 2008 DELTA T, LLC Winglet for a fan blade
DE3819145,
EP1619391,
GB100134,
GB2050530,
GB2198190,
GB946794,
WO2006022812,
///////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Aug 18 2008OLESON, RICHARD A DELTA T CORPORATIONASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0567310392 pdf
Jan 29 2009DELTA T CORPORATION(assignment on the face of the patent)
Nov 02 2017DELTA T CORPORATIONDELTA T, LLCCHANGE OF NAME SEE DOCUMENT FOR DETAILS 0567500135 pdf
Dec 22 2017DELTA T, LLC F K A DELTA T CORPORATION CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENTPATENT SECURITY AGREEMENT0451080832 pdf
Jul 26 2021CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENTDELTA T, LLC F K A DELTA T CORPORATION RELEASE OF SECURITY INTEREST IN PATENTS PREVIOUSLY RECORDED AT REEL FRAME 045108 0832 0576060105 pdf
Sep 24 2021DELTA T, LLCU S BANK NATIONAL ASSOCIATION, AS COLLATERAL AGENTSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0621420205 pdf
Sep 24 2021DELTA T, LLCGOLDMAN SACHS BANK USA, AS COLLATERAL AGENTSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0621420273 pdf
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule