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 Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 2
Patent #:
Issue Dt:
07/05/2016
Application #:
13028393
Filing Dt:
02/16/2011
Publication #:
Pub Dt:
08/16/2012
Inventors:
LEI ZHANG, David Knoeppel
Title:
ZIEGLER-NATTA CATALYSTS DOPED WITH NON-GROUP IV METAL CHLORIDES
Assignment: 1
Reel/Frame:
025830/0219Recorded: 02/18/2011Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
02/16/2011
Exec Dt:
02/15/2011
Assignee:
P.O. BOX 4412
HOUSTON, TEXAS 77267-4412
Correspondent:
FINA TECHNOLOGY, INC.
P.O. BOX 4412
HOUSTON, TX 77267-4412
Assignment: 2
Reel/Frame:
046315/0869Recorded: 06/06/2018Pages: 16
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/25/2018
Assignee:
1201 LOUISIANA STREET
SUITE 1800
HOUSTON, TEXAS 77002
Correspondent:
TAMMY BRZOZOWSKI
1201 LOUISIANA STREET
SUITE 1800
HOUSTON, TX 77002

Search Results as of: 06/22/2024 03:01 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