Patent
   D493209
Priority
Oct 29 2003
Filed
Oct 29 2003
Issued
Jul 20 2004
Expiry
Jul 20 2018
Assg.orig
Entity
unknown
3
12
n/a
The ornamental design for a flap valve, as shown and described.

FIG. 1 is a plan vew of a flap valve showing my new design;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a vertical sectional view thereof;

FIG. 4 is a top perspective view of the flap valve with its flap in a closed position; and,

FIG. 5 is a bottom perspective view thereof.

Wade, Rodney George

Patent Priority Assignee Title
D607541, Jun 12 2007 Mueller International, LLC Flapper disc
D629869, Oct 27 2008 Valve for a toilet installation
D804643, Jun 04 2015 FFCRES, LLC Vent cover
Patent Priority Assignee Title
3541945,
3628213,
3814542,
4157113, Apr 27 1976 Ventilation and temperature control apparatus
5046408, Jul 13 1990 Hooded exhaust vent
5547422, Apr 28 1995 Accessory vent duct outlet protector auxiliary
6132626, Aug 19 1995 Maguire, Boss Liquid filter
D297382, Feb 16 1988 American Sporting Goods Corporation Shoe upper
D397431, Jul 18 1997 Deflecto Corporation Hooded exhaust vent
D399948, Dec 15 1997 JPMORGAN CHASE BANY Combined canopy, motor housing, switch housing, blade irons and light kit unit for a ceiling fan
D417905, Feb 18 1998 Corrupipe CC Relief valve
53220,
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