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Pipe joint and related method
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Patent number 8,109,540
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Issue date Feb 7, 2012
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Contech Construction Products Inc.
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William Zepp
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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-
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Stab joint coupling
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Patent number 6,994,381
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Issue date Feb 7, 2006
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Contech Construction Products Inc.
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James W. Shade
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Coupling for spiral corrugated pipe
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Patent number 5,842,727
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Issue date Dec 1, 1998
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Contech Construction Products, Inc.
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James W. Shade
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Box culvert
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Patent number 5,720,577
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Issue date Feb 24, 1998
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Contech Constructions Products Inc.
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Darrell J. Sanders
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Joint for coupling plastic corrugated pipes
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Patent number 5,707,088
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Issue date Jan 13, 1998
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Contech Construction Products, Inc.
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Lyle Eugene Miller
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Slutted drain
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Patent number 5,564,857
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Issue date Oct 15, 1996
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Contech Construction Products Inc.
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James C. Schluter
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Gaskets used in joining corrugated pipe
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Patent number 5,383,693
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Issue date Jan 24, 1995
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Contech Construction Products, Inc.
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James W. Shade
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Slotted drain
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Patent number 5,380,121
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Issue date Jan 10, 1995
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Contech Construction Products, Inc.
-
James C. Schluter
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E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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Method for producing a double wall pipe
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Patent number 5,124,109
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Issue date Jun 23, 1992
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Contech Construction Products Inc.
-
Hubert M. Drossbach
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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-
-
-
Apparatus for producing double wall pipe
-
Patent number 4,846,660
-
Issue date Jul 11, 1989
-
Contech Construction Products Inc.
-
Hubert M. Drossbach
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
-
85448780 - SITESOLUTIONS
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Serial number 85448780
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Filing date Oct 17, 2011
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Contech Construction Products Inc.
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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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77453656 - DUROMAXX
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Serial number 77453656
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Registration number 3677408
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Filing date Apr 21, 2008
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Contech Construction Products Inc.
-
6 - Common metals and their alloys
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77453651 - DUROMAXX
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Serial number 77453651
-
Registration number 3617286
-
Filing date Apr 21, 2008
-
Contech Construction Products Inc.
-
6 - Common metals and their alloys
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77351423 - SEWERMAXX
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Serial number 77351423
-
Filing date Dec 13, 2007
-
Contech Construction Products Inc.
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6 - Common metals and their alloys
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-
-
-
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78590088 - OPTIMIZER
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Serial number 78590088
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Registration number 3319828
-
Filing date Mar 18, 2005
-
CONTECH CONSTRUCTION PRODUCTS INC.
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6 - Common metals and their alloys
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78521611 - CONTECH
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Serial number 78521611
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Registration number 3054032
-
Filing date Nov 23, 2004
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CONTECH CONSTRUCTION PRODUCTS INC.
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19 - Building materials (non-metallic)
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78521320 - CONTECH
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Serial number 78521320
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Registration number 3100219
-
Filing date Nov 22, 2004
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CONTECH CONSTRUCTION PRODUCTS INC.
-
6 - Common metals and their alloys
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78521272 - CONTECH
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Serial number 78521272
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Registration number 3054028
-
Filing date Nov 22, 2004
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CONTECH CONSTRUCTION PRODUCTS INC.
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35 - Advertising
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78521296 - CONTECH
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Serial number 78521296
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Registration number 3398383
-
Filing date Nov 22, 2004
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CONTECH CONSTRUCTION PRODUCTS INC.
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37 - Building construction
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78516948 - PIPE MPV
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Serial number 78516948
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Registration number 3121940
-
Filing date Nov 15, 2004
-
CONTECH CONSTRUCTION PRODUCTS INC.
-
40 - Treatment of materials
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78508299 - BRIDGE-TRAC
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Serial number 78508299
-
Filing date Oct 29, 2004
-
CONTECH CONSTRUCTION PRODUCTS INC.
-
6 - Common metals and their alloys
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78492476 - GATEWAY
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Serial number 78492476
-
Filing date Sep 30, 2004
-
CONTECH CONSTRUCTION PRODUCTS INC.
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6 - Common metals and their alloys
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78449980 - VERSADRAIN
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Serial number 78449980
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Registration number 3130808
-
Filing date Jul 13, 2004
-
CONTECH CONSTRUCTION PRODUCTS INC.
-
6 - Common metals and their alloys
-
75897176 - STAB-JOINT
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Serial number 75897176
-
Registration number 2415852
-
Filing date Jan 14, 2000
-
CONTECH CONSTRUCTION PRODUCTS INC.
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6 - Common metals and their alloys
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75839957 - QUICK STAB
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Serial number 75839957
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Registration number 2406034
-
Filing date Nov 5, 1999
-
CONTECH CONSTRUCTION PRODUCTS INC.
-
6 - Common metals and their alloys
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75550904 - ISAC
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Serial number 75550904
-
Registration number 2308864
-
Filing date Sep 14, 1998
-
CONTECH CONSTRUCTION PRODUCTS INC.
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19 - Building materials (non-metallic)
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74672480 - PAVE PREP SA
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Serial number 74672480
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Registration number 1979536
-
Filing date Mar 31, 1995
-
CONTECH CONSTRUCTION PRODUCTS INC.
-
19 - Building materials (non-metallic)
-
74490329 - SUPER-PLATE
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Serial number 74490329
-
Registration number 1975254
-
Filing date Feb 14, 1994
-
CONTECH CONSTRUCTION PRODUCTS INC.
-
6 - Common metals and their alloys
-
74485901 - BRIDGECOR
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Serial number 74485901
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Registration number 1903360
-
Filing date Feb 3, 1994
-
CONTECH CONSTRUCTION PRODUCTS INC.
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6 - Common metals and their alloys
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74472196 - SMOOTH CORE
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Serial number 74472196
-
Filing date Dec 20, 1993
-
CONTECH CONSTRUCTION PRODUCTS INC.
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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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74414706 - CONTECH
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Serial number 74414706
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Registration number 1868277
-
Filing date Jul 20, 1993
-
CONTECH CONSTRUCTION PRODUCTS INC.
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17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
-
74395844 - SUPER-COR
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Serial number 74395844
-
Filing date May 28, 1993
-
CONTECH CONSTRUCTION PRODUCTS INC.
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6 - Common metals and their alloys
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74027430 - HUGGER
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Serial number 74027430
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Registration number 1620810
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Filing date Feb 9, 1990
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CONTECH CONSTRUCTION PRODUCTS INC.
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6 - Common metals and their alloys
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73762162 - ULTRA FLO
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Serial number 73762162
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Registration number 1541217
-
Filing date Nov 7, 1988
-
CONTECH CONSTRUCTION PRODUCTS INC.
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6 - Common metals and their alloys
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73679345 - CONTECH
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Serial number 73679345
-
Registration number 1507784
-
Filing date Aug 19, 1987
-
CONTECH CONSTRUCTION PRODUCTS INC.
-
6 - Common metals and their alloys
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73679346 - CONTECH
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Serial number 73679346
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Registration number 1483434
-
Filing date Aug 19, 1987
-
CONTECH CONSTRUCTION PRODUCTS INC.
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17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes