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Patent Assignment Assignor Details
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Assignor Name : WETZEL, JAMES RUDOLPH
Total Assignments: 6
Assignment: 1
Reel/Frame:028713/0072   Pages: 3
Recorded: 08/02/2012
Attorney Dkt #:ZEIT/0006US / TYF
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/27/2012
2
Exec Dt:
07/17/2012
3
Exec Dt:
07/30/2012
Assignee
1
LANGE KLEIWEG 60 F
RIJSWIJK, NETHERLANDS 2288GK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13447001
Correspondence name and address
WILLIAM B. PATTERSON
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 2
Reel/Frame:029131/0796   Pages: 4
Recorded: 10/15/2012
Attorney Dkt #:ZEIT/0012US / TYF
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/11/2012
2
Exec Dt:
10/09/2012
3
Exec Dt:
10/11/2012
Assignee
1
LANGE KLEIWEG 60 F
RIJSWIJK, NETHERLANDS 2288GK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13652274
Correspondence name and address
WILLIAM B. PATTERSON
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 3
Reel/Frame:031401/0636   Pages: 6
Recorded: 10/14/2013
Attorney Dkt #:ZEIT/0016US / TYF
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/01/2013
2
Exec Dt:
10/01/2013
3
Exec Dt:
10/14/2013
4
Exec Dt:
09/30/2013
Assignee
1
LANGE KLEIWEG 60 F
RIJSWIJK, NETHERLANDS 2288GK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14049420
Correspondence name and address
WILLIAM B. PATTERSON
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 4
Reel/Frame:046950/0262   Pages: 10
Recorded: 09/24/2018
Attorney Dkt #:IS15.1685-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/01/2017
2
Exec Dt:
05/14/2018
3
Exec Dt:
06/12/2017
4
Exec Dt:
09/07/2018
5
Exec Dt:
05/11/2017
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16061206
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 5
Reel/Frame:047632/0891   Pages: 12
Recorded: 09/26/2018
Attorney Dkt #:IS15.1685-US-PCT CORR
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE FIRST INVENTOR'S LAST NAME PREVIOUSLY RECORDED AT REEL: 046950 FRAME: 0262. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
Exec Dt:
05/01/2017
2
Exec Dt:
05/14/2018
3
Exec Dt:
06/12/2017
4
Exec Dt:
09/07/2018
5
Exec Dt:
05/11/2017
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16061206
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042
Assignment: 6
Reel/Frame:048473/0859   Pages: 6
Recorded: 03/01/2019
Attorney Dkt #:IS16.0457-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/16/2018
2
Exec Dt:
02/28/2019
Assignee
1
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16305791
Correspondence name and address
KRISTINE DUMAS-SCARBER
10001 RICHMOND AVENUE
ROOM 4720
HOUSTON, TX 77042

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