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

Reel/Frame:024130/0289   Pages: 4
Recorded: 03/24/2010
Attorney Dkt #:56821
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 1
1
Patent #:
Issue Dt:
10/11/2016
Application #:
12668735
Filing Dt:
03/24/2010
Publication #:
Pub Dt:
08/05/2010
Title:
Ionic Liquid Catalyst for Improvement of Heavy and Extra Heavy Crude
Assignors
1
Exec Dt:
12/15/2009
2
Exec Dt:
12/15/2009
3
Exec Dt:
12/15/2009
4
Exec Dt:
12/15/2009
5
Exec Dt:
12/15/2009
6
Exec Dt:
12/15/2009
Assignee
1
EJE CENTRAL LAZARO CARDENAS NORTE NO. 152
COL. SAN BARTOLO ATEPEHUACAN, DELEGACION GUSTAVO A. MADERO
MEXICO, D.F., MEXICO 07730
Correspondence name and address
GARRETT V. DAVIS
1300 19TH STREET, N.W.
SUITE 600
WASHINGTON, DC 20036

Search Results as of: 07/17/2025 02:18 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