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:016305/0465   Pages: 3
Recorded: 02/25/2005
Attorney Dkt #:01-2652A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 1
1
Patent #:
Issue Dt:
07/03/2007
Application #:
10973151
Filing Dt:
10/26/2004
Publication #:
Pub Dt:
04/27/2006
Title:
PURIFICATION OF N-(2-HYDROXYETHYL)-2-PYRROLIDONE
Assignors
1
Exec Dt:
02/01/2005
2
Exec Dt:
02/05/2005
3
Exec Dt:
02/01/2005
4
Exec Dt:
02/03/2005
Assignee
1
TWO GREENVILLE CROSSING 4001 KENNETT PIKE, 238
GREENVILLE, DELAWARE 19807
Correspondence name and address
DENNIS M. KOZAK
LEGAL DEPARTMENT
LYONDELL CHEMICAL COMPANY
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073

Search Results as of: 05/23/2024 06:10 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