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 : RAMIREZ, CHRISTIAN ALEXANDER
Total Assignments: 12
Assignment: 1
Reel/Frame:046875/0102   Pages: 7
Recorded: 09/14/2018
Attorney Dkt #:061429-1097861
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STOKES, MATTHEW BRADLEY
Exec Dt:
12/13/2017
2
LAJESIC, BORISA
Exec Dt:
12/07/2017
3
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
12/07/2017
4
DUPLER, LESTER BARETT
Exec Dt:
12/07/2017
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.,
HOUSTON, TEXAS 77032-3210
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10954754
US20200300062
16084764
Correspondence name and address
KILPATRICK TOWNSEND & STOCKTON LLP
1100 PEACHTREE STREET NE
SUITE 2800
ATLANTA, GA 30309
Assignment: 2
Reel/Frame:054799/0538   Pages: 9
Recorded: 01/04/2021
Attorney Dkt #:2019-103862 U1 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEELE, DAVID JOE
Exec Dt:
12/14/2020
2
DONOVAN, STACEY BLAINE
Exec Dt:
12/16/2020
3
DIETZ, WESLEY PAUL
Exec Dt:
12/15/2020
4
FALNES, MORTEN
Exec Dt:
12/15/2020
5
VEMURI, SRINIVASA PRASANNA
Exec Dt:
12/15/2020
6
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
12/15/2020
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12404747
US20210172293
17118317
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC. C/O PA
14241 DALLAS PARKWAY
SUITE 620
DALLAS, TX 75254
Assignment: 3
Reel/Frame:054810/0189   Pages: 9
Recorded: 01/05/2021
Attorney Dkt #:2019-103862-US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEELE, DAVID JOE
Exec Dt:
12/14/2020
2
DONOVAN, STACEY BLAINE
Exec Dt:
12/15/2020
3
DIETZ, WESLEY PAUL
Exec Dt:
12/15/2020
4
FALNES, MORTEN
Exec Dt:
12/15/2020
5
VEMURI, SRINIVASA PRASANNA
Exec Dt:
12/15/2020
6
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
12/15/2020
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12203344
US20210172306
17118019
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC. C/O PA
14241 DALLAS PARKWAY
SUITE 620
DALLAS, TX 75254
Assignment: 4
Reel/Frame:054814/0773   Pages: 9
Recorded: 01/05/2021
Attorney Dkt #:2019-103862-US03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEELE, DAVID JOE
Exec Dt:
12/14/2020
2
DONOVAN, STACEY BLAINE
Exec Dt:
12/15/2020
3
DIETZ, WESLEY PAUL
Exec Dt:
12/15/2020
4
FALNES, MORTEN
Exec Dt:
12/15/2020
5
VEMURI, SRINIVASA PRASANNA
Exec Dt:
12/15/2020
6
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
12/15/2020
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11624262
US20210172292
17118182
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC. C/O PA
14241 DALLAS PARKWAY
SUITE 620
DALLAS, TX 75254
Assignment: 5
Reel/Frame:054844/0297   Pages: 9
Recorded: 01/07/2021
Attorney Dkt #:2019-103862 U4 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEELE, DAVID JOE
Exec Dt:
12/14/2020
2
DONOVAN, STACEY BLAINE
Exec Dt:
12/16/2020
3
DIETZ, WESLEY PAUL
Exec Dt:
12/15/2020
4
VEMURI, SRINIVASA PRASANNA
Exec Dt:
12/15/2020
5
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
12/15/2020
6
FALNES, MORTEN
Exec Dt:
12/15/2020
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210172294
17118472
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC. C/O PA
14241 DALLAS PARKWAY
SUITE 620
DALLAS, TX 75254
Assignment: 6
Reel/Frame:055360/0948   Pages: 9
Recorded: 02/22/2021
Attorney Dkt #:2019-103862 U5 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEELE, DAVID JOE
Exec Dt:
12/14/2020
2
DONOVAN, STACEY BLAINE
Exec Dt:
12/16/2020
3
DIETZ, WESLEY PAUL
Exec Dt:
12/15/2020
4
VEMURI, SRINIVASA PRASANNA
Exec Dt:
12/15/2020
5
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
12/15/2020
6
FALNES, MORTEN
Exec Dt:
12/15/2020
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12065909
US20210172265
17118582
Correspondence name and address
HALLIBURTON ENERGY SERVICES, INC. C/O PA
14241 DALLAS PARKWAY
SUITE 620
DALLAS, TX 75254
Assignment: 7
Reel/Frame:063133/0919   Pages: 9
Recorded: 03/28/2023
Attorney Dkt #:2019-103862-US07
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEELE, DAVID JOE
Exec Dt:
12/14/2020
2
DONOVAN, STACEY BLAINE
Exec Dt:
12/15/2020
3
DIETZ, WESLEY PAUL
Exec Dt:
12/15/2020
4
FALNES, MORTEN
Exec Dt:
12/15/2020
5
VEMURI, SRINIVASA PRASANNA
Exec Dt:
12/15/2020
6
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
12/15/2020
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230235647
18127419
Correspondence name and address
PARKER JUSTISS, P.C.
14241 DALLAS PARKWAY
SUITE 620
DALLAS, TX 75254
Assignment: 8
Reel/Frame:061953/0108   Pages: 8
Recorded: 12/02/2022
Attorney Dkt #:2022-111045-US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GAR, SHOBEIR PIRAYEH
Exec Dt:
11/30/2022
2
ZHONG, XIAOGUANG ALLAN
Exec Dt:
12/01/2022
3
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
11/29/2022
4
STEELE, DAVID JOE
Exec Dt:
11/30/2022
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12305458
US20240183234
18073679
Correspondence name and address
PARKER JUSTISS, P.C.
14241 DALLAS PARKWAY
SUITE 620
DALLAS, TX 75254
Assignment: 9
Reel/Frame:061954/0325   Pages: 8
Recorded: 12/02/2022
Attorney Dkt #:2022-111045-US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GAR, SHOBEIR PIRAYEH
Exec Dt:
11/30/2022
2
ZHONG, XIAOGUANG ALLAN
Exec Dt:
12/01/2022
3
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
11/29/2022
4
STEELE, DAVID JOE
Exec Dt:
11/30/2022
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12385339
US20240183235
18073771
Correspondence name and address
PARKER JUSTISS, P.C.
14241 DALLAS PARKWAY
SUITE 620
DALLAS, TX 75254
Assignment: 10
Reel/Frame:071064/0414   Pages: 8
Recorded: 05/08/2025
Attorney Dkt #:2022-111045-US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GAR, SHOBEIR PIRAYEH
Exec Dt:
11/30/2022
2
ZHONG, XIAOGUANG ALLAN
Exec Dt:
12/01/2022
3
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
11/29/2022
4
STEELE, DAVID JOE
Exec Dt:
11/30/2022
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20250263991
19202467
Correspondence name and address
MS. JJ GRILLIETTE
5960 BERKSHIRE LN
SUITE 600
DALLAS, TX 75225
Assignment: 11
Reel/Frame:067424/0338   Pages: 7
Recorded: 05/15/2024
Attorney Dkt #:164.2023-INV-112003-US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DONOVAN, STACEY BLAINE
Exec Dt:
10/10/2023
2
STEELE, DAVID J.
Exec Dt:
10/10/2023
3
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
10/10/2023
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20250109674
18646388
Correspondence name and address
GREGG PEACOCK
15201 MASON RD.
SUITE 1000-312
CYPRESS, TX 77433
Assignment: 12
Reel/Frame:065311/0151   Pages: 4
Recorded: 10/23/2023
Attorney Dkt #:2022-111357-US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIANG, AIHUA
Exec Dt:
10/18/2023
2
RAMIREZ, CHRISTIAN ALEXANDER
Exec Dt:
10/18/2023
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E.
HOUSTON, TEXAS 77032-3219
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240141745
18492307
Correspondence name and address
PARKER JUSTISS, PC
14241 DALLAS PARKWAY
SUITE 620
DALLAS, TX 75254

Search Results as of: 10/02/2025 11:22 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