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Smoke detector tester
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Patent number 10,783,771
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Issue date Sep 22, 2020
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Thorn Security Limited
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Stephen Penney
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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Isolator circuit
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Patent number 9,153,968
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Issue date Oct 6, 2015
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Thorn Security Limited
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Faruk Meah
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Detector
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Patent number 9,134,180
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Issue date Sep 15, 2015
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Thorn Security Limited
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Timothy Andrew James
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G01 - MEASURING TESTING
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Particulate detector
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Patent number 8,559,006
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Issue date Oct 15, 2013
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Thorn Security Limited
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Stephen John Penney
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F21 - LIGHTING
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Fire gas detector-coding
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Patent number 8,198,997
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Issue date Jun 12, 2012
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SimplexGrinnell LP
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Steven Ian Bennett
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G08 - SIGNALLING
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Flame detector and a method
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Patent number 7,956,329
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Issue date Jun 7, 2011
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Thorn Security Limited
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Bernard E. H. Laluvein
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G08 - SIGNALLING
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Smoke detector
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Patent number 7,940,190
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Issue date May 10, 2011
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Thorn Security Limited
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Stephen John Penney
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G08 - SIGNALLING
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Detection arrangements
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Patent number 7,843,324
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Issue date Nov 30, 2010
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Thorn Security Limited
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Stephen John Penney
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G08 - SIGNALLING
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Fire detector
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Patent number 7,106,187
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Issue date Sep 12, 2006
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Thorn Security Limited
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Steve J. Penney
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G08 - SIGNALLING
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Detector
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Patent number 6,255,651
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Issue date Jul 3, 2001
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Thorn Security Limited
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Bernard Etienne Henri Laluvein
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G08 - SIGNALLING
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Amplification circuits
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Patent number 6,188,278
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Issue date Feb 13, 2001
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Thorn Security Limited
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Stephen John Penney
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G01 - MEASURING TESTING
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SMOKE DETECTOR TESTER
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Publication number 20180293878
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Publication date Oct 11, 2018
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Thorn Security Limited
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Stephen Penney
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G08 - SIGNALLING
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Isolator Circuit
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Publication number 20160181787
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Publication date Jun 23, 2016
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Thorn Security Limited
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Faruk Meah
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Isolator Circuit
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Publication number 20150364038
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Publication date Dec 17, 2015
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Thorn Security Limited
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Faruk Meah
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G08 - SIGNALLING
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SAFETY SYSTEM
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Publication number 20130315605
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Publication date Nov 28, 2013
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Thorn Security Limited
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Faruk Meah
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H04 - ELECTRIC COMMUNICATION TECHNIQUE
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DETECTOR DEVICES
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Publication number 20130031957
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Publication date Feb 7, 2013
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Thorn Security Limited
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John E. A. Shaw
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G08 - SIGNALLING
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PARTICULATE DETECTOR
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Publication number 20110181870
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Publication date Jul 28, 2011
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Thorn Security Limited
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Stephen John Penney
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G08 - SIGNALLING
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DETECTOR
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Publication number 20100085200
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Publication date Apr 8, 2010
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Thorn Security Limited
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Stephen John Penney
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G08 - SIGNALLING
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DETECTOR
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Publication number 20100027583
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Publication date Feb 4, 2010
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Thorn Security Limited
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Timothy Andrew James
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G01 - MEASURING TESTING
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FIRE GAS DETECTOR-CODING
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Publication number 20100026480
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Publication date Feb 4, 2010
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Thorn Security Limited
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Steven Ian BENNETT
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G08 - SIGNALLING
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Flame detector and a method
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Publication number 20090127464
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Publication date May 21, 2009
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Thorn Security Limited
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Bernard E.H. Laluvein
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G08 - SIGNALLING
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Smoke Detector
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Publication number 20080191888
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Publication date Aug 14, 2008
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Thorn Security Limited
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Stephen John Penney
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G08 - SIGNALLING
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Detection Arrangements
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Publication number 20080157962
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Publication date Jul 3, 2008
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Thorn Security Limited
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Stephen John Penney
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G08 - SIGNALLING
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79111147 - FIRECLASS
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Serial number 79111147
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Registration number 4437862
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Filing date Feb 8, 2012
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Thorn Security Limited
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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78174908 - FIRE-AR-RAY
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Serial number 78174908
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Filing date Oct 16, 2002
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Thorn Security Limited
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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76362967 - MX TECHNOLOGY
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Serial number 76362967
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Filing date Jan 25, 2002
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Thorn Security Limited
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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74710374
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Serial number 74710374
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Filing date Aug 3, 1995
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THORN Security Limited
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments