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: 3
Patent #:
NONE
Issue Dt:
Application #:
12921421
Filing Dt:
10/12/2010
Publication #:
Pub Dt:
01/27/2011
Inventors:
Wiechang Jin, Xiaohong Chen
Title:
PURIFICATION AND PREPARATION OF PHOSPHORUS-CONTAINING COMPOUNDS
Assignment: 1
Reel/Frame:
025010/0826Recorded: 09/20/2010Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
09/15/2010
Exec Dt:
09/15/2010
Assignee:
3050 SPRUCE ST.
ST. LOUIS, MISSOURI 63103
Correspondent:
LEANNE M. RAKERS
7700 BONHOMME AVE.
SUITE 400
ST. LOUIS, MO 63105
Assignment: 2
Reel/Frame:
026551/0161Recorded: 07/06/2011Pages: 5
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/23/2011
Assignee:
3050 SPRUCE STREET
ST. LOUIS, MISSOURI 63103
Correspondent:
LEANNE RAKERS
7700 BONHOMME AVENUE
SUITE 400
ST. LOUIS, MO 63105
Assignment: 3
Reel/Frame:
026552/0245Recorded: 07/06/2011Pages: 4
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/01/2011
Assignee:
3050 SPRUCE STREET
ST. LOUIS, MISSOURI 63103
Correspondent:
LEANNE RAKERS
7700 BONHOMME AVENUE
SUITE 400
ST. LOUIS, MO 63105

Search Results as of: 05/11/2024 10:55 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