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:
07/09/2002
Application #:
09803294
Filing Dt:
03/09/2001
Inventors:
Kefu Wang, Yiqun Liu
Title:
INTAKE AIR PREHEATER FOR A DIESEL ENGINE
Assignment: 1
Reel/Frame:
012162/0553Recorded: 09/13/2001Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/09/2001
Assignee:
CHAOYANG DISTRICT
BLDG. NO. 112, HUIZHONG BEILI
BEIJING, CHINA 10010
Correspondent:
RATNER & PRESTIA
CHRISTOPHER R. LEWIS
SUITE 301, ONE WESTLAKES, BERWYN
P.O. BOX 980
VALLEY FORGE, PA 19482-0980
Assignment: 2
Reel/Frame:
012162/0574Recorded: 09/13/2001Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/09/2001
Assignee:
QINGHUAYUAN, HAIDIAN DISTRICT
BEIJING PEOPLE'S, CHINA 10008
Correspondent:
RATNER & PRESTIA
CHRISTOPHER R. LEWIS
SUITE 301, ONE WESTLAKES, BERWYN
P.O. BOX 980
VALLEY FORGE, PA 19482-0980

Search Results as of: 05/02/2024 09:52 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