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Norman J. MacDonald
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Lunenberg, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Hat channel adaptor for sprinkler support assembly
Patent number
9,339,674
Issue date
May 17, 2016
Flexhead Industries, Inc.
Paul S. F. Silcox
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Clamp for sprinkler support assembly
Patent number
8,851,196
Issue date
Oct 7, 2014
Flexhead Industries, Inc.
Paul S. F. Silcox
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Hat channel adaptor for sprinkler support assembly
Patent number
8,740,158
Issue date
Jun 3, 2014
Flexhead Industries, Inc.
Paul S. F. Silcox
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Hub with locking mechanism
Patent number
8,678,330
Issue date
Mar 25, 2014
Flexhead Industries, Inc.
Paul S. Silcox
E04 - BUILDING
Information
Patent Grant
Clamp for sprinkler support assembly
Patent number
8,413,734
Issue date
Apr 9, 2013
Flexhead Industries, Inc.
Paul S. F. Silcox
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Fire protection sprinkler head support
Patent number
6,752,218
Issue date
Jun 22, 2004
PNM, Inc.
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Fire-suppression sprinkler system and method for installation and r...
Patent number
6,691,790
Issue date
Feb 17, 2004
PNM, Inc.
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Fire protection sprinkler head support
Patent number
6,488,097
Issue date
Dec 3, 2002
PNM, Inc.
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Support system attachment mechanism for fire protection sprinklers
Patent number
6,123,154
Issue date
Sep 26, 2000
PNM, Inc.
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Support system for fire protection sprinklers
Patent number
6,119,784
Issue date
Sep 19, 2000
PNM, Inc.
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Fire-suppression sprinkler system and method for installation and r...
Patent number
6,076,608
Issue date
Jun 20, 2000
PNM, Inc.
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Relocatable sprinkler assemblage
Patent number
5,743,337
Issue date
Apr 28, 1998
PNM, Inc.
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Corrosion sensing sprinkler shroud
Patent number
5,649,598
Issue date
Jul 22, 1997
PNM, Inc.
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Relocatable sprinkler assemblage
Patent number
5,570,745
Issue date
Nov 5, 1996
PNM, Inc.
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Grant
Sprinkler system
Patent number
5,396,959
Issue date
Mar 14, 1995
PNM, Inc.
Norman Macdonald
A62 - LIFE-SAVING FIRE-FIGHTING
Patents Applications
last 30 patents
Information
Patent Application
HAT CHANNEL ADAPTOR FOR SPRINKLER SUPPORT ASSEMBLY
Publication number
20140223723
Publication date
Aug 14, 2014
FLEXHEAD INDUSTRIES, INC.c/o ATKORE INTERNATIONAL, INC.
Paul S.F. Silcox
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
CLAMP FOR SPRINKLER SUPPORT ASSEMBLY
Publication number
20130220649
Publication date
Aug 29, 2013
FLEXHEAD INDUSTRIES, INC.
Paul S.F. Silcox
E04 - BUILDING
Information
Patent Application
DECORATIVE SUPPORT PANEL
Publication number
20080257567
Publication date
Oct 23, 2008
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
FIRE PROTECTION SPRINKLER HEAD SUPPORT
Publication number
20080066932
Publication date
Mar 20, 2008
Flexhead Industries, Inc.
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
Fire protection sprinkler head support
Publication number
20070039743
Publication date
Feb 22, 2007
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
Fire-suppression sprinkler system and method for installation and r...
Publication number
20050284644
Publication date
Dec 29, 2005
PNM, Inc., a Massachusetts corporation
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
Decorative support panel
Publication number
20050194153
Publication date
Sep 8, 2005
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
Fire protection sprinkler head support
Publication number
20040177976
Publication date
Sep 16, 2004
PNM, Inc. a Massachusetts corporation
Norman J. MacDonald,
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
Decorative support panel
Publication number
20040026533
Publication date
Feb 12, 2004
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
Fire protection sprinkler head support
Publication number
20030066658
Publication date
Apr 10, 2003
PNM, Inc.
Norman J. MacDonald
A62 - LIFE-SAVING FIRE-FIGHTING