skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : TWARDOWSKI, ERIC M
Total Assignments: 5
Assignment: 1
Reel/Frame:034019/0281   Pages: 6
Recorded: 10/23/2014
Attorney Dkt #:WEAT/0913USD1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TREVINO, JOSE A
Exec Dt:
01/13/2010
2
ODELL, ALBERT C, II
Exec Dt:
01/14/2010
3
TWARDOWSKI, ERIC M
Exec Dt:
01/14/2010
4
LE, TUONG THANH
Exec Dt:
01/13/2010
5
XU, WEI JAKE
Exec Dt:
01/26/2010
6
FEASEY, GUY F
Exec Dt:
01/14/2010
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9719303
US20150060078
14494230
Correspondence name and address
JASON C. HUANG
24 GREENWAY PLAZA
SUITE 1600
HOUSTON, TX 77046
Assignment: 2
Reel/Frame:034656/0946   Pages: 6
Recorded: 01/07/2015
Attorney Dkt #:WEAT/0913USD2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TWARDOWSKI, ERIC M
Exec Dt:
01/14/2010
2
TREVINO, JOSE A
Exec Dt:
01/13/2010
3
ODELL, ALBERT C, II
Exec Dt:
01/14/2010
4
LE, TUONG THANH
Exec Dt:
01/13/2010
5
XU, WEI JAKE
Exec Dt:
01/26/2010
6
FEASEY, GUY F
Exec Dt:
01/14/2010
Assignee
1
WEATHERFORD/LAMB, INC.
515 POST OAK BOULEVARD
SUITE 600
HOUSTON, TEXAS 77027
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9493989
US20150184461
14591584
Correspondence name and address
JASON C. HUANG
24 GREENWAY PLAZA
SUITE 1600
HOUSTON, TX 77046
Assignment: 3
Reel/Frame:041848/0816   Pages: 4
Recorded: 04/04/2017
Attorney Dkt #:WEAT/1036USC02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TWARDOWSKI, ERIC M
Exec Dt:
11/20/2012
2
ODELL, ALBERT C., II
Exec Dt:
11/20/2012
3
TREVINO, JOSE A.
Exec Dt:
02/16/2013
Assignee
1
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST. JAMES PLACE
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170198526
15469249
Correspondence name and address
JASON C. HUANG
24 GREENWAY PLAZA
HOUSTON, TX 77046
Assignment: 4
Reel/Frame:044875/0943   Pages: 5
Recorded: 02/08/2018
Attorney Dkt #:205-0684US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TWARDOWSKI, ERIC M
Exec Dt:
02/07/2018
2
VALVERDE, EDUARDO G
Exec Dt:
02/08/2018
Assignee
1
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PL
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10662743
US20190242217
15892275
Correspondence name and address
WEATHERFORD/PRECISION C/O BLANK ROME LLP
717 TEXAS AVENUE, SUITE 1400
HOUSTON, TX 77002
Assignment: 5
Reel/Frame:055001/0748   Pages: 5
Recorded: 01/22/2021
Attorney Dkt #:205-0684USC
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VALVERDE, EDUARDO G
Exec Dt:
02/08/2018
2
TWARDOWSKI, ERIC M
Exec Dt:
02/07/2018
Assignee
1
WEATHERFORD TECHNOLOGY HOLDINGS, LLC
2000 ST JAMES PL
HOUSTON, TEXAS 77056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11060383
US20200318460
16858676
Correspondence name and address
WEATHERFORD/PRECISION C/O BLANK ROME LLP
717 TEXAS AVENUE, SUITE 1400
HOUSTON, TX 77002

Search Results as of: 06/03/2024 12:52 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT