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Patent Assignment Assignor Details
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Assignor Name : SVOBODA, CHARLES
Total Assignments: 12
Assignment: 1
Reel/Frame:012143/0693   Pages: 4
Recorded: 08/07/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUANE, PRESTON A.
Exec Dt:
04/20/2001
2
TURNER, JON R.
Exec Dt:
04/20/2001
3
SVOBODA, CHARLES
Exec Dt:
04/20/2001
Assignee
1
CHART INC.
3505 COUNTY ROAD 42 WEST
BURNSVILLE, MINNESOTA 55306
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6442980
US20020004954
09835168
Correspondence name and address
PIPER MARBURY RUDNICK & WOLFE
JEFFERSON PERKINS, ESQ.
P.O.BOX 64807
CHICAGO, IL 60440-0807
Assignment: 2
Reel/Frame:017570/0941   Pages: 3
Recorded: 05/04/2006
Attorney Dkt #:5542.088001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SVOBODA, CHARLES
Exec Dt:
04/18/2006
2
RAVITZ, RAY
Exec Dt:
04/21/2006
3
LUYSTER, MARK
Exec Dt:
04/21/2006
Assignee
1
M-I L.L.C.
5950 NORTH COURSE DRIVE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060223714
11337167
Correspondence name and address
JONATHAN P. OSHA
1221 MCKINNEY STREET, SUITE 2800
HOUSTON, TX 77010
Assignment: 3
Reel/Frame:017571/0077   Pages: 3
Recorded: 05/04/2006
Attorney Dkt #:5542.088002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SVOBODA, CHARLES
Exec Dt:
04/18/2006
2
RAVITZ, RAY
Exec Dt:
04/21/2006
3
LUYSTER, MARK
Exec Dt:
04/21/2006
Assignee
1
M-I L.L.C.
5950 NORTH COURSE DRIVE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8105989
US20060223715
11337174
Correspondence name and address
JONATHAN P. OSHA
1221 MCKINNEY STREET, SUITE 2800
HOUSTON, TX 77010
Assignment: 4
Reel/Frame:021469/0894   Pages: 6
Recorded: 09/02/2008
Attorney Dkt #:05542/112001 (TLW)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SVOBODA, CHARLES
Exec Dt:
08/10/2006
2
LEE, LI-JEIN
Exec Dt:
08/10/2006
3
CAFFERY, HUGH
Exec Dt:
11/02/2007
Assignee
1
M-I L.L.C.
5950 NORTH COURSE DRIVE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7972997
US20070054054
11424194
Correspondence name and address
JEFFREY S. BERGMAN
1221 MCKINNEY STREET
SUITE 2800
HOUSTON, TX 77010
Assignment: 5
Reel/Frame:018585/0014   Pages: 3
Recorded: 12/05/2006
Attorney Dkt #:5542.084002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SVOBODA, CHARLES
Exec Dt:
11/13/2006
Assignee
1
M-I L.L.C.
5950 NORTH COURSE DRIVE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7334639
US20070074869
11537027
Correspondence name and address
JEFFREY S. BERGMAN
1221 MCKINNEY STREET SUITE 2800
HOUSTON, TX 77010
Assignment: 6
Reel/Frame:018905/0275   Pages: 4
Recorded: 02/20/2007
Attorney Dkt #:5542.083002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEGGETT, LARRY H.
Exec Dt:
02/09/2007
2
SVOBODA, CHARLES
Exec Dt:
02/01/2007
3
ARVIE, MORRIS, JR.
Exec Dt:
02/01/2007
4
HORTON, ROBERT L.
Exec Dt:
02/12/2007
5
ZHANG, JOYCE H.
Exec Dt:
01/31/2007
Assignee
1
M-I L.L.C.
5950 NORTH COURSE DRIVE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7863223
US20070149412
11538314
Correspondence name and address
JEFFREY S. BERGMAN
1221 MCKINNEY STREET SUITE 2800
HOUSTON, TX 77010
Assignment: 7
Reel/Frame:024631/0457   Pages: 8
Recorded: 07/02/2010
Attorney Dkt #:05542/238002 (BCM)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SVOBODA, CHARLES
Exec Dt:
01/14/2009
2
MOORE, LATOSHA
Exec Dt:
01/28/2009
3
EVANS, FRANK E.
Exec Dt:
01/14/2009
Assignee
1
M-I L.L.C.
5950 NORTH COURSE DRIVE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8937034
US20100294498
12811478
Correspondence name and address
JEFFREY S. BERGMAN
TWO HOUSTON CENTER
909 FANNIN STREET, SUITE 3500
HOUSTON, TX 77010
Assignment: 8
Reel/Frame:023883/0301   Pages: 5
Recorded: 02/02/2010
Attorney Dkt #:05542/190002 (BCM)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, JOYCE H.
Exec Dt:
02/26/2009
2
HORTON, ROBERT L.
Exec Dt:
03/03/2009
3
SVOBODA, CHARLES
Exec Dt:
02/26/2009
4
EVANS, FRANK E.
Exec Dt:
03/03/2009
Assignee
1
M-I LLC
5950 NORTH COURSE DRIVE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8871097
US20110247986
12671711
Correspondence name and address
JEFFREY S. BERGMAN
909 FANNIN STREET
SUITE 3500
HOUSTON, TX 77010
Assignment: 9
Reel/Frame:028221/0042   Pages: 7
Recorded: 05/16/2012
Attorney Dkt #:IS11.0153-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASON, STEPHEN D.
Exec Dt:
03/27/2012
2
SVOBODA, CHARLES
Exec Dt:
03/20/2012
Assignee
1
SCHLUMBERGER TECHNOLOGY CORPORATION
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9045675
US20120220501
13396243
Correspondence name and address
SCHLUMBERGER RESERVOIR COMPLETIONS
10001 RICHMOND
IP - CENTER OF EXCELLENCE
HOUSTON, TX 77042
Assignment: 10
Reel/Frame:032981/0710   Pages: 7
Recorded: 05/29/2014
Attorney Dkt #:81074025-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PANAMARATHUPALAYAM, BALAKRISHNAN
Exec Dt:
02/14/2014
2
ZHANG, HUI JOYCE
Exec Dt:
02/14/2014
3
FOXENBERG, WILLIAM E.
Exec Dt:
02/14/2014
4
SVOBODA, CHARLES
Exec Dt:
02/13/2014
5
GADIYAR, BALKRISHNA
Exec Dt:
02/17/2014
6
PHATAK, ALHAD
Exec Dt:
02/13/2014
Assignee
1
M-I L.L.C.
5950 NORTH COURSE DRIVE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10012057
US20150027701
14344299
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 11
Reel/Frame:035121/0156   Pages: 9
Recorded: 03/10/2015
Attorney Dkt #:81074025-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PANAMARATHUPALAYAM, BALAKRISHNAN
Exec Dt:
03/24/2014
2
ZHANG, HUI JOYCE
Exec Dt:
03/24/2014
3
GADIYAR, BALKRISHNA
Exec Dt:
03/25/2014
4
FOXENBERG, WILLIAM E.
Exec Dt:
03/26/2014
5
SVOBODA, CHARLES
Exec Dt:
03/26/2014
6
PHATAK, ALHAD
Exec Dt:
03/25/2014
Assignee
1
M-I L.L.C.
5950 NORTH COURSE DRIVE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10012057
US20150027701
14344299
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 12
Reel/Frame:047816/0306   Pages: 5
Recorded: 12/19/2018
Attorney Dkt #:IS17.1258-US-NP MILLC
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
SVOBODA, CHARLES
Exec Dt:
12/19/2018
Assignee
1
M-I L.L.C.
5950 NORTH COURSE DRIVE
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190153846
16196767
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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