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Patent Assignment Assignor Details
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Assignor Name : LIEVOIS, JOHN
Total Assignments: 15
Assignment: 1
Reel/Frame:016330/0552   Pages: 3
Recorded: 02/24/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIEVOIS, JOHN
Exec Dt:
02/22/2005
2
ATKINSON, DAVID
Exec Dt:
02/22/2005
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BLVD., SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7233001
US20060186340
11065489
Correspondence name and address
RANDOL W. REED
MOSER, PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BLVD., STE 1500
HOUSTON, TX
Assignment: 2
Reel/Frame:019453/0079   Pages: 3
Recorded: 06/20/2007
Attorney Dkt #:WEAT/0641.C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIEVOIS, JOHN
Exec Dt:
02/22/2005
2
ATKINSON, DAVID
Exec Dt:
02/22/2005
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8436309
US20080135761
11764658
Correspondence name and address
CHANCE E. HARDIE
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 3
Reel/Frame:029783/0250   Pages: 3
Recorded: 02/08/2013
Attorney Dkt #:4464-US-DIV1; WEAT/0641D1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIEVOIS, JOHN
Exec Dt:
02/22/2005
2
ATKINSON, DAVID
Exec Dt:
02/22/2005
Assignee
1
WEATERFORD/LAMB, INC.
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8569686
US20130146757
13761953
Correspondence name and address
PATTERSON & SHERIDAN, LLP
3040 POST OAK BLVD.
SUITE 1500
HOUSTON, TX 77056
Assignment: 4
Reel/Frame:029783/0435   Pages: 3
Recorded: 02/08/2013
Attorney Dkt #:WEAT/0641USD1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LIEVOIS, JOHN
Exec Dt:
02/22/2005
Assignee
1
WEATHERFORD/LAMB, INC.
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8569686
US20130146757
13761953
Correspondence name and address
PATTERSON & SHERIDAN, LLP
3040 POST OAK BLVD.
SUITE 1500
HOUSTON, TX 77056
Assignment: 5
Reel/Frame:018785/0499   Pages: 3
Recorded: 01/22/2007
Attorney Dkt #:WEAT/0641.P1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIEVOIS, JOHN
Exec Dt:
01/19/2007
2
JOHANSEN, ESPEN S.
Exec Dt:
01/19/2007
3
ADEJUYIGBE, BABAJIDE
Exec Dt:
01/19/2007
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7834312
US20070114372
11625427
Correspondence name and address
CHANCE E. HARDIE
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 6
Reel/Frame:018785/0764   Pages: 3
Recorded: 01/22/2007
Attorney Dkt #:WEAT/0761
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JOHANSEN, ESPEN S.
Exec Dt:
01/19/2007
2
UNALMIS, OMER HALDUN
Exec Dt:
01/19/2007
3
LIEVOIS, JOHN
Exec Dt:
01/19/2007
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD, SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7654155
US20080066559
11625460
Correspondence name and address
CHANCE E. HARDIE
3040 POST OAK BLVD., SUITE 1500
HOUSTON, TX 77056
Assignment: 7
Reel/Frame:023887/0226   Pages: 4
Recorded: 02/02/2010
Attorney Dkt #:WEAT/0761.C1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JOHANSEN, ESPEN S.
Exec Dt:
01/19/2007
2
UNALMIS, OMER HALDUN
Exec Dt:
01/19/2007
3
LIEVOIS, JOHN
Exec Dt:
01/19/2007
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BLVD.
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7938023
US20100138169
12698772
Correspondence name and address
RANDOL W. READ
3040 POST OAK BLVD.
SUITE 1500
HOUSTON, TX 770566582
Assignment: 8
Reel/Frame:025717/0301   Pages: 4
Recorded: 01/28/2011
Attorney Dkt #:WEAT/0641USP1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIEVOIS, JOHN
Exec Dt:
01/19/2007
2
JOHANSEN, ESPEN S.
Exec Dt:
01/19/2007
3
ADEJUYIGBE, BABAJIDE
Exec Dt:
01/19/2007
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8039793
US20110114832
12947586
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 9
Reel/Frame:027412/0343   Pages: 3
Recorded: 12/19/2011
Attorney Dkt #:WEAT/0641USC3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIEVOIS, JOHN
Exec Dt:
01/19/2007
2
JOHANSEN, EPSEN S.
Exec Dt:
01/19/2007
3
ADEJUYIGBE, BABAJIDE
Exec Dt:
01/19/2007
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8274041
US20120080587
13250287
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 10
Reel/Frame:028844/0066   Pages: 3
Recorded: 08/24/2012
Attorney Dkt #:WEAT/0641USC4
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIEVOIS, JOHN
Exec Dt:
01/19/2007
2
JOHANSEN, ESPEN S.
Exec Dt:
01/19/2007
3
ADEJUYIGBE, BABAJIDE
Exec Dt:
01/19/2007
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8461519
US20120318502
13593844
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 11
Reel/Frame:024867/0936   Pages: 4
Recorded: 08/20/2010
Attorney Dkt #:WEAT/0952US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIEVOIS, JOHN
Exec Dt:
08/16/2010
2
RAMAKRISHNAN, VIJAY
Exec Dt:
08/16/2010
3
ADEJUYIGBE, BABAJIDE
Exec Dt:
08/16/2010
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9002650
US20120046870
12860720
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 12
Reel/Frame:026063/0801   Pages: 5
Recorded: 04/01/2011
Attorney Dkt #:WEAT/0946US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HURST, GREGG
Exec Dt:
03/30/2011
2
LIEVOIS, JOHN
Exec Dt:
03/24/2011
3
BOOTH, KEN GEORGE
Exec Dt:
03/22/2011
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120251335
13078772
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P.
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 13
Reel/Frame:031250/0093   Pages: 6
Recorded: 09/20/2013
Attorney Dkt #:WEAT/1090US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UNALMIS, OMER HALDUN
Exec Dt:
09/20/2013
2
LIEVOIS, JOHN
Exec Dt:
09/20/2013
Assignee
1
WEATHERFORD/LAMB, INC.
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9347310
US20140076547
14032613
Correspondence name and address
PATTERSON & SHERIDAN, L.L.P. / WEATHERFO
3040 POST OAK BOULEVARD, SUITE 1500
HOUSTON, TX 77056
Assignment: 14
Reel/Frame:050736/0454   Pages: 3
Recorded: 10/16/2019
Attorney Dkt #:205-0745US (6594-US)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMAKRISHNAN, VIJAY
Exec Dt:
10/16/2019
2
LIEVOIS, JOHN
Exec Dt:
10/16/2019
Assignee
1
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PL
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11448536
US20210116276
16654672
Correspondence name and address
WEATHERFORD/PRECISION C/O BLANK ROME LLP
717 TEXAS AVENUE, SUITE 1400
HOUSTON, TX 77002
Assignment: 15
Reel/Frame:062039/0352   Pages: 3
Recorded: 12/09/2022
Attorney Dkt #:230-0745USC
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAMAKRISHNAN, VIJAY
Exec Dt:
10/16/2019
2
LIEVOIS, JOHN
Exec Dt:
10/16/2019
Assignee
1
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11815380
US20220412784
17902301
Correspondence name and address
WEATHERFORD C/O CABELLO HALL ZINDA
801 TRAVIS ST, STE 1610
HOUSTON, TX 77002

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