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Patent Assignment Assignor Details

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Assignor Name : SAYERS, COLIN MICHAEL

Total Assignments: 10

Assignment: 1

Reel/Frame:	013024/0021			Pages:	4
		Recorded:	06/19/2002
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

1

SINHA, BIKASH K.

Exec Dt:

04/05/2002

2

SAYERS, COLIN MICHAEL

Exec Dt:

03/28/2002

3

Exec Dt:

03/27/2002

Assignee

1

SCHLUMBERGER TECHNOLOGY CORPORATION

36 OLD QUARRY ROAD

RIDGEFIELD, CONNECTICUT 06877

Property

Pat #

Pub #

Intl #

App #

10091657

Correspondence name and address
	SCHLUMBERGER-DOLL RESEARCH
	WILLIAM B. BATZER
	36 OLD QUARRY ROAD
	RIDGEFIELD, CT 06877-4108

Assignment: 2

Reel/Frame:	019823/0318			Pages:	11
		Recorded:	09/13/2007
Attorney Dkt #:	110.0159
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

1

Exec Dt:

09/07/2007

2

SAYERS, COLIN MICHAEL

Exec Dt:

09/07/2007

3

HOLICEK, ROBERT ANDREW

Exec Dt:

09/11/2007

4

Exec Dt:

09/07/2007

5

Exec Dt:

09/12/2007

6

SANTA CRUZ PASTOR, JORGE AURELIO

Exec Dt:

09/07/2007

Assignees

1

SCHLUMBERGER TECHNOLOGY CORPORATION

5599 SAN FELIPE

SUITE 1700

HOUSTON, TEXAS 77056

2

SCHLUMBERGER CANADA LIMITED

525 - 3RD AVE. S.W.

CALGARY, ALBERTA, CANADA T2P 0G4

3

SERVICES PETROLIERS SCHLUMBERGER

42, RUE SAINT DOMINIQUE

PARIS, FRANCE 75007

4

SCHLUMBERGER HOLDINGS LIMITED

P.O. BOX 71

CRAIGMUIR CHAMBERS

ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH

5

SCHLUMBERGER TECHNOLOGY B.V.

PARKSTRAAT 83-89

2514 JG

THE HAGUE, NETHERLANDS

6

PRAD RESEARCH AND DEVELOPMENT LIMITED

P.O. BOX 71

CRAIGMUIR CHAMBERS

ROAD TOWN, TORTOLA, VIRGIN ISLANDS, BRITISH

Property

Pat #

Pub #

Intl #

App #

11844251

Correspondence name and address
	DUKE W. YEE
	YEE & ASSOCIATES, P.C.
	P.O. BOX 802333
	DALLAS, TX 75380

Assignment: 3

Reel/Frame:	021359/0529			Pages:	23
		Recorded:	08/07/2008
Attorney Dkt #:	110.0159
Conveyance:	CORRECTIVE ASSIGNMENT TO CORRECT THE REMOVE ASSIGNEES 2, 3, 4, 5, AND 6 PREVIOUSLY RECORDED ON REEL 019823 FRAME 0318. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.

Assignors

1

Exec Dt:

09/07/2007

2

SAYERS, COLIN MICHAEL

Exec Dt:

09/07/2007

3

HOLICEK, ROBERT ANDREW

Exec Dt:

09/11/2007

4

Exec Dt:

09/07/2007

5

Exec Dt:

09/12/2007

6

SANTA CRUZ PASTOR, JORGE AURELIO

Exec Dt:

09/07/2007

Assignee

1

SCHLUMBERGER TECHNOLOGY CORPORATION

5599 SAN FELIPE

SUITE 1700

HOUSTON, TEXAS 77056

Property

Pat #

Pub #

Intl #

App #

11844251

Correspondence name and address
	DUKE W. YEE
	YEE & ASSOCIATES, P.C.
	P.O. BOX 802333
	DALLAS, TX 75380

Assignment: 4

Reel/Frame:	019862/0487			Pages:	7
		Recorded:	09/21/2007
Attorney Dkt #:	09469/112001;110.0124
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

1

DEN BOER, LENNERT DAVID

Exec Dt:

09/18/2007

2

SAYERS, COLIN MICHAEL

Exec Dt:

09/17/2007

Assignee

1

SCHLUMBERGER TECHNOLOGY CORPORATION

5599 SAN FELIPE, SUITE 1700

HOUSTON, TEXAS 77056

Property

Pat #

Pub #

Intl #

App #

11834554

Correspondence name and address
	ROBERT P. LORD
	1221 MCKINNEY, SUITE 2800
	HOUSTON, TX 77010

Assignment: 5

Reel/Frame:	022740/0863			Pages:	9
		Recorded:	05/27/2009
Attorney Dkt #:	594-25651-US
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

1

Exec Dt:

05/08/2008

2

OSYPOV, KONSTANTIN

Exec Dt:

05/08/2008

3

SAYERS, COLIN MICHAEL

Exec Dt:

05/08/2008

Assignee

1

WESTERNGECO L. L. C.

10001 RICHMOND AVENUE

IP DEPT- JEFF GRIFFIN

HOUSTON, TEXAS 77042

Property

Pat #

Pub #

Intl #

App #

12473020

Correspondence name and address
	WESTERNGECO L.L.C.
	10001 RICHMOND AVENUE
	JEFFREY E. GRIFFIN
	HOUSTON, TX 77042-4299

Assignment: 6

Reel/Frame:	022111/0725			Pages:	5
		Recorded:	01/15/2009
Attorney Dkt #:	110.0173
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

1

SAYERS, COLIN MICHAEL

Exec Dt:

01/14/2009

Assignee

1

SCHLUMBERGER TECHNOLOGY CORPORATION

300 SCHLUMBERGER DR.

SUGAR LAND, TEXAS 77478

Property

Pat #

Pub #

Intl #

App #

12333347

Correspondence name and address
	SCHLUMBERGER INFORMATION SOLUTIONS
	5599 SAN FELIPE
	SUITE 100
	HOUSTON, TX 77056-2722

Assignment: 7

Reel/Frame:	022349/0691			Pages:	5
		Recorded:	03/05/2009
Attorney Dkt #:	110.0185
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignor

1

SAYERS, COLIN MICHAEL

Exec Dt:

03/05/2009

Assignee

1

SCHLUMBERGER TECHNOLOGY CORPORATION

300 SCHLUMBERGER DRIVE

SUGAR LAND, TEXAS 77478

Property

Pat #

Pub #

Intl #

App #

12372129

Correspondence name and address
	SCHLUMBERGER INFORMATION SOLUTIONS
	5599 SAN FELIPE
	SUITE 100
	HOUSTON, TX 77056-2722

Assignment: 8

Reel/Frame:	024200/0061			Pages:	7
		Recorded:	04/07/2010
Attorney Dkt #:	110.0209
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

1

DEN BOER, LENNERT DAVID

Exec Dt:

10/31/2009

2

SAYERS, COLIN MICHAEL

Exec Dt:

11/24/2009

Assignee

1

SCHLUMBERGER TECHNOLOGY CORPORATION

300 SCHLUMBERGER DRIVE

SUGAR LAND, TEXAS 77478

Property

Pat #

Pub #

Intl #

App #

12755546

Correspondence name and address
	SCHLUMBERGER INFORMATION SOLUTIONS
	5599 SAN FELIPE, STE. 100
	HOUSTON, TX 77056

Assignment: 9

Reel/Frame:	028137/0027			Pages:	10
		Recorded:	05/01/2012
Attorney Dkt #:	24.0985-US-NP
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

1

HUSSER, ALEXIS S.

Exec Dt:

03/21/2012

2

SAYERS, COLIN MICHAEL

Exec Dt:

03/21/2012

3

Exec Dt:

04/09/2012

4

HORKOWITZ, JOHN P.

Exec Dt:

01/25/2012

5

Exec Dt:

02/25/2012

Assignee

1

SCHLUMBERGER TECHNOLOGY CORPORATION

300 SCHLUMBERGER DRIVE

SUGAR LAND, TEXAS 77478

Property

Pat #

Pub #

Intl #

App #

13329411

Correspondence name and address
	SCHLUMBERGER OILFIELD SERVICES
	10001 RICHMOND AVENUE
	IP ADMINISTRATION CENTER OF EXCELLENCE
	HOUSTON, TX 77042

Assignment: 10

Reel/Frame:	028036/0461			Pages:	13
		Recorded:	04/12/2012
Attorney Dkt #:	24.1061-US-CIP
Conveyance:	ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).

Assignors

1

CAO MINH, CHANH

Exec Dt:

01/30/2012

2

CODAZZI, DANIEL

Exec Dt:

03/21/2012

3

MARTINEZ, RUBEN

Exec Dt:

01/25/2012

4

GRIFFITHS, ROGER

Exec Dt:

01/25/2012

5

GZARA, KAIS B. M.

Exec Dt:

01/30/2012

6

Exec Dt:

03/24/2012

7

SAYERS, COLIN MICHAEL

Exec Dt:

03/29/2012

8

Exec Dt:

02/13/2012

Assignee

1

SCHLUMBERGER TECHNOLOGY CORPORATION

300 SCHLUMBERGER DRIVE

SUGAR LAND, TEXAS 77478

Property

Pat #

Pub #

Intl #

App #

NONE

13298938

Correspondence name and address
	SCHLUMBERGER OILFIELD SERVICES
	10001 RICHMOND AVENUE
	IP ADMINISTRATION CENTER OF EXCELLENCE
	HOUSTON, TX 77042

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