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Patent
   D490533
Priority
Jan 24 2003
Filed
Jan 24 2003
Issued
May 25 2004
Expiry
May 25 2018
Inventors
Lockwood, …
Assg.orig
CON SPAN B…
Assg.curr
CONTECH EN…
Entity
unknown
Referenced by
24
References
3
Maint.:
n/a
The ornamental design of a concrete tunnel for a rapid transit train, as shown and described.

FIG. 1 is a perspective view of a concrete tunnel for a rapid transit train and showing my new design, with a middle portion broken away to disclose indefinite length; and,

FIG. 2 is an end view thereof.
INVENTORS:

Lockwood, William D.

THIS PATENT IS REFERENCED BY THESE PATENTS:
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11174614, Aug 14 2017 CONTECH ENGINEERED SOLUTIONS LLC Metal foundation system for culverts, buried bridges and other structures
7572084, Apr 27 2006 TRICON PRECAST, LTD Precast arch structure with skewed ends
7770250, Jan 22 2008 County Materials Corporation Flared leg precast concrete bridge system
8523486, Feb 06 2012 Contech Engineering Solutions LLC Concrete culvert assembly and related methods
8789337, Jul 08 2011 CONTECH ENGINEERED SOLUTIONS LLC Foundation system for bridges and other structures
8925282, Jul 08 2011 CONTECH ENGINEERED SOLUTIONS LLC Foundation system for bridges and other structures
8966832, Apr 11 2014 RED DOG MOBILE SHELTERS, LLC DELAWARE Mobile aboveground shelter with protected anchoring
9145703, Oct 14 2008 RED DOG MOBILE SHELTERS, LLC DELAWARE Re-deployable mobile above ground shelter
9481968, Sep 16 2011 CONTECH ENGINEERED SOLUTIONS LLC Bridge system and method including four sided concrete bridge units adapted for promoting sedimentation
9695558, Dec 13 2012 CONTECH ENGINEERED SOLUTIONS LLC Foundation system for bridges and other structures
9803326, Sep 16 2011 CONTECH ENGINEERED SOLUTIONS LLC Bridge system adapted for promoting sedimentation
9970166, Feb 06 2012 CONTECH ENGINEERED SOLUTIONS LLC Concrete bridge system and related methods
9982447, Apr 09 2015 Red Dog Mobile Shelters, LLC Mobile safety platform with integral transport
D576722, Nov 01 2007 Daikin Industries Ltd. Fan duct for air conditioner
D629123, Apr 05 2010 Rocket train tube
D685921, Jan 17 2013 RED DOG MOBILE SHELTERS, LLC DELAWARE Shelter
D694910, Apr 03 2012 CONTECH ENGINEERED SOLUTIONS LLC Upper portion of a concrete bridge unit
D697634, Feb 20 2012 CONTECH ENGINEERED SOLUTIONS LLC Upper portion of a concrete bridge unit
D745186, Apr 03 2012 CONTECH ENGINEERED SOLUTIONS LLC Concrete bridge unit
D751216, Feb 20 2012 CONTECH ENGINEERED SOLUTIONS LLC Concrete bridge unit
D765265, Jul 01 2014 CONTECH ENGINEERED SOLUTIONS LLC Bridge unit
D838055, Feb 15 2016 Pet shelter
D843069, Feb 15 2016 Shelter with ground cover
D907749, Nov 14 2019 Xingchen, Chang Water retaining strip
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
4993872, Dec 28 1983 BT CS ACQUISTION CORP ; CONTECH ARCH TECHNOLOGIES, INC Precast concrete culvert system
5252002, Jul 14 1992 Natural bottom culvert and method for installation
D454203, Aug 29 2000 MERVILLE INDUSTRIES LTD Open-bottom modular culvert
ASSIGNMENT RECORDS    Assignment records on the USPTO
///////////////////////////////////////////////
Executed onAssignorAssigneeConveyanceFrameReelDoc
Jan 17 2003LOCKWOOD, WILLIAM D CON SPAN BRIDGE SYSTEMS LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0137020983 pdf
Jan 24 2003Con/Span Bridge Systems Ltd.(assignment on the face of the patent)
Dec 07 2004CONTECH ARCH TECHNOLOGIES, INC WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENTNOTICE OF GRANT OF SECURITY INTEREST0169580692 pdf
Jul 13 2005CON SPAN BRIDGE SYSTEMS, LTDBT CS ACQUISTION CORP ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0168620248 pdf
Jul 13 2005BT CS ACQUISITION CORP CONTECH ARCH TECHNOLOGIES, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0168710469 pdf
Jan 31 2006WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENTCONTECH ARCH TECHNOLOGIES, INC TERMINATION OF SECURITY INTEREST IN PATENTS0171150285 pdf
Jan 31 2006KEYSTONE RETAINING WALL SYSTEMS, INC WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENTSECURITY AGREEMENT0172750045 pdf
Jan 31 2006ARMORTEC, INC WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENTSECURITY AGREEMENT0172750045 pdf
Jan 31 2006CONTECH ARCH TECHNOLOGIES, INC WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENTSECURITY AGREEMENT0172750045 pdf
Jan 31 2006CONTECH TECHNOLOGIES, INC WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENTSECURITY AGREEMENT0172750045 pdf
Jan 31 2006PETRATECH, INC WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENTSECURITY AGREEMENT0172750045 pdf
Jan 31 2006STORMWATER MANAGEMENT, INC WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENTSECURITY AGREEMENT0172750045 pdf
Jan 31 2006VORTECHNICS, INC WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENTSECURITY AGREEMENT0172750045 pdf
Mar 28 2006CONTECH ARCH TECHNOLOGIES, INC CONTECH BRIDGE SOLUTIONS INC CHANGE OF NAME SEE DOCUMENT FOR DETAILS 0274790661 pdf
Mar 28 2006CONTECH ARCH TECHNOLOGIES, INC Wachovia Bank, National AssociationCERTIFICATE OF AMENDMENT OF CERTIFICATE OF INCORPORATION0174580892 pdf
Jul 20 2010CONTECH BRIDGE SOLUTIONS INC WELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010CONTECH STORMWATER SOLUTIONS INC WELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010ALLIANCE CONSTRUCTION PRODUCTS INC WELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010KEYSTONE RETAINING WALL SYSTEMS, INC WELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010Armortec, LLCWELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010THOMPSON CULVERT COMPANYWELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010CONTECH CONSTRUCTION PRODUCTS, INC WELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010CDS TECHNOLOGIES, INC WELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010CONTECH EARCH STABILIZATION SOLUTIONS INC WELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010CONTECH TECHNOLOGIES, LLCWELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010CONTECH TRUCKING & LOGISTICS, LLCWELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010SUPERIOR DRAINAGE, LLCWELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010WEST TEXAS CULVERTS, INC WELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jul 20 2010SAFETY PRECAST, INC WELLS FARGO BANK, N A SECURITY AGREEMENT0250260472 pdf
Jan 25 2012CONTECH BRIDGE SOLUTIONS INC CONTECH BRIDGE SOLUTIONS LLCCERTIFICATE OF CONVERSION0276500107 pdf
Feb 07 2012KEYSTONE RETAINING WALL SYSTEMS LLCWells Fargo Capital Finance, LLCSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0280140952 pdf
Feb 07 2012CONTECH BRIDGE SOLUTIONS LLCWells Fargo Capital Finance, LLCSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0280140952 pdf
Feb 07 2012CONTECH ENGINEERED SOLUTIONS LLCWells Fargo Capital Finance, LLCSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0280140952 pdf
Feb 07 2012Contech Stormwater Solutions LLCWells Fargo Capital Finance, LLCSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0280140952 pdf
Feb 07 2012CONTECH EARTH STABILIZATION SOLUTIONS LLCWells Fargo Capital Finance, LLCSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0280140952 pdf
Feb 07 2012CDS TECHNOLOGIES LLCWells Fargo Capital Finance, LLCSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0280140952 pdf
Jun 28 2012CONTECH BRIDGE SOLUTIONS LLCCONTECH ENGINEERED SOLUTIONS LLCMERGER SEE DOCUMENT FOR DETAILS 0287350798 pdf
Jun 13 2013Wells Fargo Bank, National AssociationKEYSTONE RETAINING WALL SYSTEMS LLC F K A KEYSTONE RETAINING WALL SYSTEMS INC RELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0309640588 pdf
Jun 13 2013KEYSTONE RETAINING WALL SYSTEMS LLCGOLDMAN SACHS LENDING PARTNERS LLCNOTICE OF GRANT OF SECURITY INTEREST IN PATENTS0306340040 pdf
Jun 13 2013CONTECH ENGINEERED SOLUTIONS LLCGOLDMAN SACHS LENDING PARTNERS LLCNOTICE OF GRANT OF SECURITY INTEREST IN PATENTS0306340040 pdf
Jun 13 2013Wells Fargo Bank, National AssociationCONTECH ENGINEERED SOLUTIONS LLC F K A CONTECH CONSTRUCTION PRODUCTS INC RELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0309640588 pdf
Jun 13 2013Wells Fargo Bank, National AssociationCONTECH TRUCKING & LOGISTICS, LLCRELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0309640588 pdf
Jun 13 2013IMBRIUM SYSTEMS LLCGOLDMAN SACHS LENDING PARTNERS LLCNOTICE OF GRANT OF SECURITY INTEREST IN PATENTS0306340040 pdf
Nov 15 2016GOLDMAN SACHS LENDING PARTNERS, LLCCONTECH ENGINEERED SOLUTIONS, LLCRELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0407960939 pdf
Nov 15 2016GOLDMAN SACHS LENDING PARTNERS, LLCCONTECH TECHNOLOGIES, INC RELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0407410458 pdf
Nov 15 2016Wells Fargo Capital Finance, LLCCONTECH BRIDGE SOLUTIONS, LLCRELEASE BY SECURED PARTY SEE DOCUMENT FOR DETAILS 0407970562 pdf
Nov 15 2016CONTECH ENGINEERED SOLUTIONS INC Wells Fargo Bank, National Association, As AgentSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0408520262 pdf
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