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: 1
Patent #:
Issue Dt:
09/28/2004
Application #:
10033661
Filing Dt:
12/27/2001
Publication #:
Pub Dt:
11/07/2002
Inventors:
Qianwen Zhang, Han Zhang
Title:
CATALYST FOR SELECTIVE HYDROGENATION, ITS PREPARATION PROCESS AND APPLICATION
Assignment: 1
Reel/Frame:
012844/0080Recorded: 04/22/2002Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
04/12/2002
Exec Dt:
04/12/2002
Assignees:
CHAOYANG DISTRICT
6A HUIXIN DONG STREET
BEIJING 100029, CHINA
CHAOYANG DISTRICT
NO. 14 BEISANHUAN EAST ROAD
BEIJING 100013, CHINA
Correspondent:
PENNIE & EDMONDS LLP
CHARLES E. MILLER
1155 AVENUE OF AMERICAS
NEW YORK, N.Y. 10036-2711

Search Results as of: 05/02/2024 10:02 AM
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