skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 7
Patent #:
6071041
Issue Dt:
06/06/2000
Application #:
09179651
Filing Dt:
10/27/1998
Inventor:
DAVID W. KNIGHT
Title:
REVETMENT BLOCK
Assignment: 1
Reel/Frame:
009989/0074Recorded: 05/24/1999Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
KNIGHT, DAVID W.
Exec Dt:
05/18/1999
Assignee:
PETRATECH, INC.
4444 WEST 78TH STREET
BLOOMINGTON, MINNESOTA 55435
Correspondent:
POPOVICH & WILES
TERRY L. WILES
SUITE 1902, IDS CENTER
80 SOUTH 8TH STREET
MINNEAPOLIS, MN 55402
Assignment: 2
Reel/Frame:
014186/0620Recorded: 12/11/2003Pages: 5
Conveyance:
NOTICE OF GRANT OF SECURITY INTEREST
Assignor:
PETRA TECH, INC.
Exec Dt:
10/31/2003
Assignee:
WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
CP-8, 201 S. COLLEGE STREET
CHARLOTTE, NORTH CAROLINA 28288-0680
Correspondent:
MOORE & VAN ALLEN PLLC
STEVEN D. THOMAS
2200 W. MAIN STREET, SUITE 800
DURHAM, NC 27705
Assignment: 3
Reel/Frame:
015676/0409Recorded: 02/14/2005Pages: 6
Conveyance:
NOTICE OF GRANT OF SECURITY INTEREST
Assignor:
PETRATECH, INC.
Exec Dt:
12/07/2004
Assignee:
WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
201 SOUTH COLLEGE STREET
CP-8
CHARLOTTE, NORTH CAROLINA 28288
Correspondent:
MOORE & VAN ALLEN PLLC
430 DAVIS DRIVE
SUITE 500
MORRISVILLE, NC 27560
Assignment: 4
Reel/Frame:
017115/0372Recorded: 02/03/2006Pages: 5
Conveyance:
TERMINATION OF SECURITY INTEREST IN PATENTS
Assignor:
WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Exec Dt:
01/31/2006
Assignee:
PETRATECH, INC.
4444 WEST 78TH STREET
MINNEAPOLIS, MINNESOTA 55435
Correspondent:
CORPORATION SERVICE COMPANY
1133 AVENUE OF THE AMERICAS
SUITE 3100
NEW YORK, NY 10036
Assignment: 5
Reel/Frame:
017275/0045Recorded: 03/08/2006Pages: 30
Conveyance:
SECURITY AGREEMENT
Assignors:
KEYSTONE RETAINING WALL SYSTEMS, INC.
Exec Dt:
01/31/2006
ARMORTEC, INC.
Exec Dt:
01/31/2006
CONTECH ARCH TECHNOLOGIES, INC.
Exec Dt:
01/31/2006
CONTECH TECHNOLOGIES, INC.
Exec Dt:
01/31/2006
PETRATECH, INC.
Exec Dt:
01/31/2006
STORMWATER MANAGEMENT, INC.
Exec Dt:
01/31/2006
VORTECHNICS, INC.
Exec Dt:
01/31/2006
Assignee:
WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
201 SOUTH COLLEGE STREET
CHARLOTTE PLAZA, CP-8
CHARLOTTE, NORTH CAROLINA 28288-0680
Correspondent:
CORPORATION SERVICE COMPANY
1133 AVENUE OF THE AMERICAS
SUITE 3100
NEW YORK, NY 10036
Assignment: 6
Reel/Frame:
018375/0662Recorded: 10/12/2006Pages: 4
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
PETRATECH, INC.
Exec Dt:
06/30/2006
Assignee:
ARMORTEC, INC.
9025 CENTRE POINTE DRIVE
SUITE 400
WEST CHESTER, OHIO 45069
Correspondent:
MARK P. LEVY
P.O. BOX 8801
DAYTON, OH 45401-8801
Assignment: 7
Reel/Frame:
025026/0472Recorded: 09/22/2010Pages: 23
Conveyance:
SECURITY AGREEMENT
Assignors:
CONTECH CONSTRUCTION PRODUCTS, INC.
Exec Dt:
07/20/2010
CONTECH BRIDGE SOLUTIONS INC.
Exec Dt:
07/20/2010
CDS TECHNOLOGIES, INC.
Exec Dt:
07/20/2010
CONTECH EARCH STABILIZATION SOLUTIONS INC.
Exec Dt:
07/20/2010
CONTECH TECHNOLOGIES, LLC
Exec Dt:
07/20/2010
CONTECH TRUCKING & LOGISTICS, LLC
Exec Dt:
07/20/2010
SAFETY PRECAST, INC.
Exec Dt:
07/20/2010
SUPERIOR DRAINAGE, LLC
Exec Dt:
07/20/2010
WEST TEXAS CULVERTS, INC.
Exec Dt:
07/20/2010
THOMPSON CULVERT COMPANY
Exec Dt:
07/20/2010
ARMORTEC, LLC
Exec Dt:
07/20/2010
KEYSTONE RETAINING WALL SYSTEMS, INC.
Exec Dt:
07/20/2010
ALLIANCE CONSTRUCTION PRODUCTS INC.
Exec Dt:
07/20/2010
CONTECH STORMWATER SOLUTIONS INC.
Exec Dt:
07/20/2010
Assignee:
WELLS FARGO BANK, N.A.
301 S. COLLEGE STREET NC5562
CHARLOTTE, NORTH CAROLINA 28288
Correspondent:
MARY JANE BOSWELL
MORGAN, LEWIS & BOCKIUS LLP
1111 PENNSYLVANIA AVENUE, NW
WASHINGTON, DC 20004

Search Results as of: 05/28/2024 03:21 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT