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J. Charles Headrick
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Alpharetta, GA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ridge ventilation system
Patent number
RE44832
Issue date
Apr 8, 2014
Building Materials Investment Corporation
J. Charles Headrick
454 - Ventilation
Information
Patent Grant
Manually separable ridge vent
Patent number
7,165,363
Issue date
Jan 23, 2007
Building Materials Investment Corp.
John C. Headrick, II
E04 - BUILDING
Information
Patent Grant
Rollable baffled ridge vent
Patent number
7,024,828
Issue date
Apr 11, 2006
Building Materials Investment Corporation
J. Charles Headrick
E04 - BUILDING
Information
Patent Grant
Reinforced coextruded plastic jamb
Patent number
6,453,631
Issue date
Sep 24, 2002
Endura Products, Inc.
J. Charles Headrick
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Ridge ventilation system
Patent number
6,371,847
Issue date
Apr 16, 2002
J. Charles Headrick
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Foundation vent with improved net free ventilation area
Patent number
6,302,785
Issue date
Oct 16, 2001
Headrick Building Products, Inc.
Richard McKinney
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Ridge ventilation system
Patent number
6,227,963
Issue date
May 8, 2001
J. Charles Headrick
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Jamb and threshold assembly with watertight seals
Patent number
6,219,971
Issue date
Apr 24, 2001
Endura Products, Inc.
J. Charles Headrick
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Grant
Astragal with integral sealing lock block
Patent number
5,857,291
Issue date
Jan 12, 1999
Headrick Manufacturing Company
J. Charles Headrick
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Continuous sidelight sill with adaptable threshold caps and removab...
Patent number
5,611,173
Issue date
Mar 18, 1997
Headrick Manufacturing Co., Inc.
J. Charles Headrick
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Grant
Continuous sidelight sill with adaptable threshold caps and removab...
Patent number
5,588,266
Issue date
Dec 31, 1996
J. Charles Headrick
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Grant
Combined handicap door sill and threshold
Patent number
D366119
Issue date
Jan 9, 1996
J. Charles Headrick
D25 - Building units and construction elements
Information
Patent Grant
Continuous sidelight sill with adaptable threshold caps
Patent number
5,426,894
Issue date
Jun 27, 1995
J. Charles Headrick
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Grant
Combined door sill and threshold
Patent number
D354572
Issue date
Jan 17, 1995
J. Charles Headrick
D25 - Building units and construction elements
Information
Patent Grant
Draining door sill assembly with adjustable threshold cap
Patent number
5,136,814
Issue date
Aug 11, 1992
Headrick Management Corporation
J. Charles Headrick
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information
Patent Grant
Galvanized tube welded seam repair metallizing process
Patent number
4,191,319
Issue date
Mar 4, 1980
Southwire Company
J. Charles Headrick
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Galvanized tube welded seam repair metallizing process
Patent number
4,082,212
Issue date
Apr 4, 1978
Southwire Company
J. Charles Headrick
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
Manually separable ridge vent
Publication number
20040237428
Publication date
Dec 2, 2004
J. Charles Headrick
E04 - BUILDING
Information
Patent Application
Manually separable ridge vent
Publication number
20040088928
Publication date
May 13, 2004
John C. Headrick
E04 - BUILDING
Information
Patent Application
Rollable baffled ridge vent
Publication number
20040088932
Publication date
May 13, 2004
J. Charles Headrick
E04 - BUILDING
Information
Patent Application
Ridge ventilation system
Publication number
20010019941
Publication date
Sep 6, 2001
J. Charles Headrick
F24 - HEATING RANGES VENTILATING