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Butterfly valve locking apparatus
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Patent number 6,598,850
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Issue date Jul 29, 2003
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Henry Pratt Company
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David W. Buchwald
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve actuator apparatus
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Patent number 6,543,747
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Issue date Apr 8, 2003
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Henry Pratt Company
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David W. Buchwald
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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-
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Seal for butterfly valves
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Patent number 3,958,314
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Issue date May 25, 1976
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Henry Pratt Company
-
Gregory A. Kurkjian
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Adjustable valve seat
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Patent number 3,934,850
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Issue date Jan 27, 1976
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Henry Pratt Company
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Gregory A. Kurkjian
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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87745458 - TRITON
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Serial number 87745458
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Registration number 5698848
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Filing date Jan 5, 2018
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HENRY PRATT COMPANY, LLC
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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86505324 - RD-SERIES
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Serial number 86505324
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Registration number 4807580
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Filing date Jan 16, 2015
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HENRY PRATT COMPANY, LLC
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6 - Common metals and their alloys
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86345690 - PRATT INDUSTRIAL
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Serial number 86345690
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Registration number 4740929
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Filing date Jul 23, 2014
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HENRY PRATT COMPANY, LLC
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7 - Machines and machine tools
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86345697 - PRATT INDUSTRIAL
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Serial number 86345697
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Registration number 4740930
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Filing date Jul 23, 2014
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HENRY PRATT COMPANY, LLC
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7 - Machines and machine tools
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85685663 - AIRPRO MAX
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Serial number 85685663
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Registration number 4344197
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Filing date Jul 24, 2012
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Henry Pratt Company, LLC
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78852355 - HP250II
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Serial number 78852355
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Registration number 3726737
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Filing date Apr 3, 2006
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Henry Pratt Company
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6 - Common metals and their alloys
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78852351 - LINESEAL XPII
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Serial number 78852351
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Registration number 3743402
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Filing date Apr 3, 2006
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Henry Pratt Company
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6 - Common metals and their alloys
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78773115 - HP250+
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Serial number 78773115
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Filing date Dec 14, 2005
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Henry Pratt Company
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6 - Common metals and their alloys
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78773084 - LINESEAL
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Serial number 78773084
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Registration number 3747824
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Filing date Dec 14, 2005
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Henry Pratt Company
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6 - Common metals and their alloys
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78773094 - LINESEAL XP+
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Serial number 78773094
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Filing date Dec 14, 2005
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Henry Pratt Company
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6 - Common metals and their alloys
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78551379 - RD-SERIES
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Serial number 78551379
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Registration number 3163817
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Filing date Jan 21, 2005
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Henry Pratt Company
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6 - Common metals and their alloys
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78400401 - POSITROL
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Serial number 78400401
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Registration number 3040246
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Filing date Apr 12, 2004
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Henry Pratt Company
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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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78188967 - HYDRO GATE
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Serial number 78188967
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Registration number 2881367
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Filing date Nov 26, 2002
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Henry Pratt Company
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6 - Common metals and their alloys
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78188961 - HYDRO GATE
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Serial number 78188961
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Registration number 2881366
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Filing date Nov 26, 2002
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Henry Pratt Company
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6 - Common metals and their alloys
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73183360 - TRITON HP-250
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Serial number 73183360
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Registration number 1132573
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Filing date Aug 24, 1978
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HENRY PRATT COMPANY
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7 - Machines and machine tools
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73105216 - E-LOK
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Serial number 73105216
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Registration number 1079878
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Filing date Nov 2, 1976
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HENRY PRATT COMPANY
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17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
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72466019 - TRITON XL
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Serial number 72466019
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Registration number 1007548
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Filing date Aug 20, 1973
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HENRY PRATT COMPANY
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6 - Common metals and their alloys
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72464082 - POSITAC
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Serial number 72464082
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Registration number 990740
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Filing date Jul 27, 1973
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HENRY PRATT COMPANY
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
72461800 - TRITON XR-70
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Serial number 72461800
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Registration number 992336
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Filing date Jul 2, 1973
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HENRY PRATT COMPANY
-
6 - Common metals and their alloys
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72447348 - POSITRON
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Serial number 72447348
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Registration number 983763
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Filing date Jan 31, 1973
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HENRY PRATT COMPANY
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
72447347 - DURA-CYL
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Serial number 72447347
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Registration number 996366
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Filing date Jan 31, 1973
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HENRY PRATT COMPANY
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7 - Machines and machine tools
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72427851 - DIVINER
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Serial number 72427851
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Registration number 990032
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Filing date Jun 21, 1972
-
HENRY PRATT COMPANY
-
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
-
72279517 - GROUNDHOG
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Serial number 72279517
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Registration number 842731
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Filing date Sep 1, 1967
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HENRY PRATT COMPANY
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6 - Common metals and their alloys
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72219162 - SPACEMATE
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Serial number 72219162
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Registration number 804135
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Filing date May 17, 1965
-
HENRY PRATT COMPANY
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6 - Common metals and their alloys
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72080265 - MONOFLANGE
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Serial number 72080265
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Registration number 696639
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Filing date Aug 26, 1959
-
HENRY PRATT COMPANY
-
6 - Common metals and their alloys
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72062320 - STREAMLINES
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Serial number 72062320
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Registration number 689920
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Filing date Nov 12, 1958
-
HENRY PRATT COMPANY
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16 - Paper, cardboard and goods made from these materials, not included in other classes
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72049184 - PRATT
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Serial number 72049184
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Registration number 678731
-
Filing date Apr 7, 1958
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HENRY PRATT COMPANY
-
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes