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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
5171110
Issue Dt:
12/15/1992
Application #:
07627313
Filing Dt:
12/14/1990
Inventors:
DONALD A. PETTIFER, WILLIAM B. PETTIFER
Title:
APPARATUS AND METHOD FOR COUNTERBORING A PIPE
Assignment: 1
Reel/Frame:
005538/0242Recorded: 12/14/1990Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
PETTIFER, DONALD A.
Exec Dt:
12/13/1990
PETTIFER, WILLIAM B.
Exec Dt:
12/13/1990
Assignee:
CRC-EVANS PIPELINE EQUIPMENT
2005 - 80 AVENUE, EDMONTON
A CORP. OF THE PROVINCE OF ALBERTA, CANADA
ALBERTA T6P 1P8, CANADA
Correspondent:
RICHARDS, MEDLOCK & ANDREWS
4500 RENAISSANCE TOWER
1201 ELM STREET
DALLAS, TX 75270-2197
Assignment: 2
Reel/Frame:
005843/0866Recorded: 08/19/1991Pages: 18
Conveyance:
RERECORD TO CORRECT THE ASSIGNEE OF A PREVIOUSLY RECORDED DOCUMENT AT REEL 5538, FRAME 244-247, WHICH WAS RECORDED ON DECEMBER 14,1990; SEE RECORD FOR DETAILS.
Assignors:
PETTIFER, DONALD A.
Exec Dt:
08/06/1991
PETTIFER, WILLIAM B..
Exec Dt:
08/06/1991
Assignee:
CRC-EVANS CANADA LTD.
A CORP OF PROVINCE OF ALBERTA, CANADA
2005-80 AVENUE
EDMONTON, ALBERTA, CANADA T6P1P
Correspondent:
DAVID W. CARSTENS
RICHARDS, MEDLOCK & ANDREWS
4500 RENAISSANCE TOWER
1201 ELM STREET
DALLAS, TEXAS 75270-2197
Assignment: 3
Reel/Frame:
006486/0572Recorded: 04/05/1993Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
CRC-EVANS CANADA LTD.
Exec Dt:
03/18/1993
Assignee:
CRC-EVANS PIPELINE INTERNATIONAL, INC.
13100 NORTHWEST FREEWAY, SUITE 600
HOUSTON, TEXAS 77040
Correspondent:
RICHARDS, MEDLOCK & ANDREWS
DALE B. NIXON
4500 RENAISSANCE TOWER
1201 ELM STREET
DALLAS, TX 75270-2197
Assignment: 4
Reel/Frame:
008595/0365Recorded: 06/27/1997Pages: 32
Conveyance:
SECURITY AGREEMENT
Assignor:
CRC-EVANS PIPELINE INTERNATIONAL, INC. (FORMERLY KNOWN AS CEPI HOLDINGS, INC.)
Exec Dt:
06/12/1997
Assignee:
BANKBOSTON, N.A., AS AGENT
100 FEDERAL STREET
BOSTON, MASSACHUSETTS 02110
Correspondent:
THOMPSON & KNIGHT, P.C.
PRISCILLA L. DUNCKEL
1700 PACIFIC AVENUE, SUITE 3300
DALLAS, TX 75201-4693
Assignment: 5
Reel/Frame:
008855/0582Recorded: 12/03/1997Pages: 20
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
CRC-EVANS PIPELINE INTERNATIONAL, INC., A DE CORP.
Exec Dt:
06/12/1997
WEATHERFORD ENTERRA, INC., A DE CORP.
Exec Dt:
06/12/1997
CRC-EVANS REHABILITATION SYSTEMS, INC., A DE CORP.
Exec Dt:
06/12/1997
Assignee:
CEPI HOLDINGS, INC.
11601 N. HOUSTON-ROSSLYN ROAD
HOUSTON, TEXAS 77086
Correspondent:
THOMPSON & KNIGHT, P.C.
DWAIN K. ROGERS, JR.
1700 PACIFIC AVENUE, SUITE 3300
DALLAS, TEXAS 75201-4693

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