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Darrell J. Sanders
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Mason, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Culvert system with flexible toe wall
Patent number
11,268,256
Issue date
Mar 8, 2022
Contech Engineered Solutions LLC
Darrell J. Sanders
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Metal foundation system for culverts, buried bridges and other stru...
Patent number
11,174,614
Issue date
Nov 16, 2021
Contech Engineered Solutions LLC
Brian N. Flint
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Grant
Reinforcement system and method for corrugated plate structures
Patent number
10,378,164
Issue date
Aug 13, 2019
Contech Engineered Solutions LLC
Brian N. Flint
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Secondary containment system
Patent number
9,725,873
Issue date
Aug 8, 2017
Contech Engineered Solutions LLC
Timothy J. Cormier
E04 - BUILDING
Information
Patent Grant
Corrugated metal plate assembly system and method
Patent number
9,290,895
Issue date
Mar 22, 2016
Contech Engineered Solutions LLC
Timothy J. Cormier
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Mine shaft liner plate system and method
Patent number
8,795,777
Issue date
Aug 5, 2014
Contech Engineered Solutions LLC
Darrell J. Sanders
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
CULVERT SYSTEM WITH FLEXIBLE TOE WALL
Publication number
20210062452
Publication date
Mar 4, 2021
Contech Engineered Solutions LLC
Darrell J. Sanders
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
PIPE JOINT FOR PLASTIC PIPES
Publication number
20190331271
Publication date
Oct 31, 2019
Contech Engineered Solutions LLC
Timothy J. CORMIER
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
METAL FOUNDATION SYSTEM FOR CULVERTS, BURIED BRIDGES AND OTHER STRU...
Publication number
20190048553
Publication date
Feb 14, 2019
Contech Engineered Solutions LLC
Brian N. Flint
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
REINFORCEMENT SYSTEM AND METHOD FOR CORRUGATED PLATE STRUCTURES
Publication number
20170145643
Publication date
May 25, 2017
Contech Engineered Solutions LLC
Brian N. Flint
B32 - LAYERED PRODUCTS
Information
Patent Application
PIPE JOINT FOR PLASTIC PIPES
Publication number
20170045167
Publication date
Feb 16, 2017
Contech Engineered Solutions LLC
Timothy J. Cormier
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
SECONDARY CONTAINMENT SYSTEM
Publication number
20150129823
Publication date
May 14, 2015
Timothy J. Cormier
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Application
CORRUGATED METAL PLATE ASSEMBLY SYSTEM AND METHOD
Publication number
20150075664
Publication date
Mar 19, 2015
Timothy J. Cormier
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
MINE SHAFT LINER PLATE SYSTEM AND METHOD
Publication number
20140356072
Publication date
Dec 4, 2014
Darrell J. Sanders
E21 - EARTH DRILLING MINING
Information
Patent Application
LOW PROFILE MINE SHAFT LINER PLATE SYSTEM AND METHOD
Publication number
20140086686
Publication date
Mar 27, 2014
Darrell J. Sanders
E21 - EARTH DRILLING MINING
Information
Patent Application
TANK ASSEMBLY AND RELATED METHOD OF MANUFACTURE
Publication number
20130327778
Publication date
Dec 12, 2013
Darrell J. Sanders
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
TANK ASSEMBLY, RELATED METHOD OF MANUFACTURE AND REINFORCEMENT METHOD
Publication number
20130221010
Publication date
Aug 29, 2013
Darrell J. Sanders
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
MINE SHAFT LINER PLATE SYSTEM AND METHOD
Publication number
20120213590
Publication date
Aug 23, 2012
Darrell J. Sanders
E21 - EARTH DRILLING MINING
Information
Patent Application
Platform Mill for Producing Helically Wound Pipe and Related Method
Publication number
20120151978
Publication date
Jun 21, 2012
William L. Zepp
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
MINE SHAFT LINER PLATE SYSTEM AND METHOD
Publication number
20110188939
Publication date
Aug 4, 2011
Darrell J. Sanders
E21 - EARTH DRILLING MINING