-
Vent assembly
-
Patent number 11,993,454
-
Issue date May 28, 2024
-
Elmac Technologies Limited
-
Lewis Bingham
-
A62 - LIFE-SAVING FIRE-FIGHTING
-
-
-
-
Drain and vent cover
-
Patent number 10,920,431
-
Issue date Feb 16, 2021
-
David K. McNinch
-
E04 - BUILDING
-
-
Portable chimney system
-
Patent number 10,082,290
-
Issue date Sep 25, 2018
-
Eric Williamson
-
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
-
-
-
-
Sealing system
-
Patent number 8,484,914
-
Issue date Jul 16, 2013
-
Roger M. Cline
-
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
-
-
Chimney cap apparatus and method
-
Patent number 7,179,164
-
Issue date Feb 20, 2007
-
European Copper, L.L.C.
-
John G. Arnold, Jr.
-
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
-
-
Cast in place chimney form
-
Patent number 6,959,903
-
Issue date Nov 1, 2005
-
Albert C. West
-
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
-
Pluming vent cover
-
Patent number 6,954,947
-
Issue date Oct 18, 2005
-
Marvin J. Williams, Jr.
-
F24 - HEATING RANGES VENTILATING
-
-
-
Modular chimney
-
Patent number 6,109,257
-
Issue date Aug 29, 2000
-
Deborah L. Hodge
-
F24 - HEATING RANGES VENTILATING
-
-
-
-
Chimney cap
-
Patent number 5,402,613
-
Issue date Apr 4, 1995
-
Frederic F. Giumenta
-
E04 - BUILDING
-
-
-
Chimney facade system
-
Patent number 5,003,739
-
Issue date Apr 2, 1991
-
R. Wayne Newsome
-
F24 - HEATING RANGES VENTILATING
-
Chimney covering
-
Patent number 4,970,837
-
Issue date Nov 20, 1990
-
Ingemar Fogelstrom
-
E04 - BUILDING
-
-
Multiple walled chimney
-
Patent number 4,929,000
-
Issue date May 29, 1990
-
American Metal Products Company
-
James W. Annestedt
-
E04 - BUILDING
-
Cupola Mount
-
Patent number 4,888,923
-
Issue date Dec 26, 1989
-
Russell H. Post
-
E04 - BUILDING