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 Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : HORWATT, STEVEN W.
Total Assignments: 11
Assignment: 1
Reel/Frame:006739/0912   Pages: 3
Recorded: 09/16/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/16/1993
2
Exec Dt:
09/16/1993
Assignee
1
11500 NORTHLAKE DRIVE
CINCINNATI, OHIO 45249
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08123017
Correspondence name and address
QUANTUM CHEMICAL CORPORATION
KENNETH D. TREMAIN
11500 NORTHLAKE DRIVE
CINCINNATI, OH 45249
Assignment: 2
Reel/Frame:006857/0777   Pages: 3
Recorded: 01/24/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/24/1994
2
Exec Dt:
01/21/1994
Assignee
1
11500 NORTHLAKE DRIVE
CINCINNATI, OHIO 45249
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08185573
Correspondence name and address
WILLIAM A. HEIDRICH
QUANTUM CHEMICAL CORPORATION
11500 NORTHLAKE DRIVE
CINCINNATI, OHIO 45249
Assignment: 3
Reel/Frame:009840/0263   Pages: 4
Recorded: 03/22/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/09/1999
2
Exec Dt:
03/09/1999
3
Exec Dt:
03/09/1999
4
Exec Dt:
03/09/1999
Assignee
1
11530 NORTHLAKE DRIVE
CINCINNATI, OHIO 45249
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09216025
Correspondence name and address
SCULLY, SCOTT, MURPHY & PRESSER
RICHARD L. CATANIA
400 GARDEN CITY PLAZA
GARDEN CITY, NY 11530
Assignment: 4
Reel/Frame:010739/0791   Pages: 4
Recorded: 04/03/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/30/2000
Assignee
1
1221 MCKINNEY STREET
HOUSTON, TEXAS 77010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09542961
Correspondence name and address
EQUISTAR CHEMICALS, LP
GERALD A. BARACKA
11530 NORTHLAKE DRIVE
CINCINNATI, OHIO 45249
Assignment: 5
Reel/Frame:011833/0327   Pages: 3
Recorded: 05/23/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/09/2001
2
Exec Dt:
04/09/2001
Assignee
1
ONE HOUSTON CENTER 1221 MCKINNEY STREET
HOUSTON, TEXAS 77010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09826056
Correspondence name and address
LYONDELL CHEMICAL COMPANY
KEVIN M. CARROLL
LEGAL DEPARTMENT
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 6
Reel/Frame:014625/0429   Pages: 4
Recorded: 10/27/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/02/2003
2
Exec Dt:
09/02/2003
Assignee
1
1221 MCKINNEY STREET
ONE HOUSTON CENTER
HOUSTON, TEXAS 77010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10653514
Correspondence name and address
EQUISTAR CHEMICALS, LP
WILLIAM A. HEIDRICH
11530 NORTHLAKE DRIVE
CINCINNATI, OH 45249
Assignment: 7
Reel/Frame:014691/0758   Pages: 4
Recorded: 11/14/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/02/2003
2
Exec Dt:
09/02/2003
3
Exec Dt:
09/02/2003
Assignee
1
1221 MCKINNEY STREET
ONE HOUSTON CENTER
HOUSTON, TEXAS 77010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10653729
Correspondence name and address
EQUISTAR CHEMICALS, LP
WILLIAM A. HEIDRICH
11530 NORTHLAKE DRIVE
CINCINNATI, OH 45249
Assignment: 8
Reel/Frame:020372/0725   Pages: 3
Recorded: 01/03/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/11/2007
2
Exec Dt:
12/17/2007
3
Exec Dt:
12/11/2007
4
Exec Dt:
12/11/2007
Assignee
1
ONE HOUSTON CENTER
1221 MCKINNEY STREET
HOUSTON, TEXAS 77010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12006532
Correspondence name and address
LYONDELL CHEMICAL COMPANY
3801 WEST CHESTER PIKE
NEWTOWN SQUARE, PA 19073
Assignment: 9
Reel/Frame:041049/0708   Pages: 4
Recorded: 01/23/2017
Attorney Dkt #:HC6974
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/23/2017
2
Exec Dt:
01/23/2017
3
Exec Dt:
01/23/2017
4
Exec Dt:
01/23/2017
Assignee
1
1221 MCKINNEY STREET, SUITE 700
LYONDELLBASELL TOWER
HOUSTON, TEXAS 77010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15400562
Correspondence name and address
LYONDELLBASELL
1221 MCKINNEY STREET, SUITE 700
IP LEGAL DEPT.
HOUSTON, TX 77010
Assignment: 10
Reel/Frame:045533/0224   Pages: 3
Recorded: 04/13/2018
Attorney Dkt #:HC6973
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/09/2017
2
Exec Dt:
11/09/2017
Assignee
1
1221 MCKINNEY STREET, SUITE 700
LYONDELLBASELL TOWER
HOUSTON, TEXAS 77010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15815437
Correspondence name and address
LYONDELLBASELL
1221 MCKINNEY, SUITE 700
IP LEGAL DEPT
HOUSTON, TX 77010
Assignment: 11
Reel/Frame:058089/0167   Pages: 3
Recorded: 11/11/2021
Attorney Dkt #:HC6783
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
11/01/2021
Assignee
1
1221 MCKINNEY STREET, SUITE 300
HOUSTON, TEXAS 77010
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14191090
Correspondence name and address
LYONDELLBASELL
1221 MCKINNEY STREET, SUITE 700
LEGAL IP DEPARTMENT
HOUSTON, TX 77010

Search Results as of: 05/29/2024 09:05 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