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:
03/05/1991
Application #:
07489919
Filing Dt:
03/07/1990
Inventors:
JOHN E. HOFMANN, BARRY N. SPRAGUE, WILLIAM H. SUN
Title:
PROCESS FOR REDUCING NITROGEN OXIDES WITHOUT GENERATING NITROUS OXIDE
Assignment: 1
Reel/Frame:
005257/0728Recorded: 03/07/1990Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
02/26/1990
Exec Dt:
02/26/1990
Exec Dt:
02/26/1990
Assignee:
61 TAYLOR REED PLACE
A CORP. OF MA
STAMFORD, CONNECTICUT 06906
Correspondent:
JAMES R. CARTIGLIA
ST. ONGE STEWARD JOHNSTON & REENS
986 BEDFORD ST.
STAMFORD, CT 06905
Assignment: 2
Reel/Frame:
009507/0745Recorded: 10/13/1998Pages: 8
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/30/1998
Assignee:
1001 FRONTENAC ROAD
NAPERVILLE, ILLINOIS 60563
Correspondent:
THOMAS M. BREININGER
PATENT AND LICENSING DEPARTMENT
NALCO CHEMICAL COMPANY
ONE NALCO CENTER
NAPERVILLE, IL 60563-1198

Search Results as of: 06/06/2024 07:07 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