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Patent Assignment Assignor Details
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Assignor Name : WINKLER, KENNETH W.
Total Assignments: 8
Assignment: 1
Reel/Frame:006948/0827   Pages: 2
Recorded: 03/31/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WINKLER, KENNETH W.
Exec Dt:
03/31/1994
Assignee
1
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877-4108
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5544127
NONE
08220717
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
LEONARD W. POJUNAS
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 2
Reel/Frame:007136/0531   Pages: 4
Recorded: 09/19/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
D'ANGELO, RALPH
Exec Dt:
09/01/1994
2
KIMBALL, CHRISTOPHER V.
Exec Dt:
09/01/1994
3
KOSTEK, SERGIO
Exec Dt:
09/09/1994
4
PLONA, THOMAS J.
Exec Dt:
09/02/1994
5
WINKLER, KENNETH W.
Exec Dt:
09/07/1994
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5521882
NONE
08298919
Correspondence name and address
PATENT DEPARTMENT
SCHLUMBERGER-DOLL RESEARCH
OLD QUARRY ROAD
RIDGEFIELD, CT 06877
ATTN: LEONARD W. POJUNAS
Assignment: 3
Reel/Frame:010380/0304   Pages: 3
Recorded: 11/05/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINKLER, KENNETH W.
Exec Dt:
11/05/1999
2
D'ANGELO, RALPH M.
Exec Dt:
11/05/1999
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6678616
NONE
09434694
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
WILLIAM B. BATZER
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 4
Reel/Frame:010625/0239   Pages: 3
Recorded: 02/25/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WINKLER, KENNETH W.
Exec Dt:
02/16/2000
2
PLONA, THOMAS J.
Exec Dt:
02/23/2000
3
SINHA, BIKASH
Exec Dt:
02/16/2000
4
D'ANGELO, RALPH M.
Exec Dt:
02/16/2000
5
MCGOWAN, LAWRENCE
Exec Dt:
02/16/2000
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6510389
NONE
09513602
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
INTELLECTUAL PROPERTY LAW DEPARTMENT
OLD QUARRY ROAD
RIDGEFIELD, CT 06877-4108
Assignment: 5
Reel/Frame:012763/0660   Pages: 3
Recorded: 03/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
D'ANGELO, RALPH M.
Exec Dt:
03/28/2002
2
WINKLER, KENNETH W.
Exec Dt:
03/28/2002
3
JOHNSON, DAVID L.
Exec Dt:
03/28/2002
4
GUSTAVSON, GALE
Exec Dt:
03/28/2002
5
MULLINS, OLIVER C.
Exec Dt:
03/28/2002
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
36 OLD QUARRY ROAD
RIDGEFIELD, CONNECTICUT 06877
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7095676
US20030185100
10112008
Correspondence name and address
SCHLUMBERGER-DOLL RESEARCH
WILLIAM B. BATZER
INTELLECTUAL PROPERTY LAW DEPARTMENT
36 OLD QUARRY ROAD
RIDGEFIELD CT 06877-4108
Assignment: 6
Reel/Frame:038924/0912   Pages: 9
Recorded: 06/16/2016
Attorney Dkt #:IS15.0640-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
D'ANGELO, RALPH M.
Exec Dt:
05/31/2016
2
WINKLER, KENNETH W.
Exec Dt:
06/14/2016
3
KLIEBER, CHRISTOPH
Exec Dt:
05/23/2016
4
LEMARENKO, MIKHAIL
Exec Dt:
05/18/2016
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10126454
US20170192117
14983701
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 7
Reel/Frame:048855/0028   Pages: 9
Recorded: 04/11/2019
Attorney Dkt #:IS15.0986-US-NP SIGNING
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAVIN, DUSTIN
Exec Dt:
06/29/2017
2
D'ANGELO, RALPH
Exec Dt:
01/30/2019
3
WINKLER, KENNETH W.
Exec Dt:
03/06/2019
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10295692
US20170192119
15364378
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 8
Reel/Frame:048879/0579   Pages: 9
Recorded: 04/15/2019
Attorney Dkt #:IS15.0986-US-NP ALL INVNT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAVIN, DUSTIN
Exec Dt:
06/29/2017
2
ROBBINS, CARL
Exec Dt:
04/01/2019
3
D'ANGELO, RALPH
Exec Dt:
01/30/2019
4
WINKLER, KENNETH W.
Exec Dt:
03/06/2019
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10295692
US20170192119
15364378
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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