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 : TANG, DAVID Y.
Total Assignments: 22
Assignment: 1
Reel/Frame:003990/0623   Pages: 1
Recorded: 02/09/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TANG, DAVID Y.
Exec Dt:
02/05/1982
2
COTTER, BYRON R.
Exec Dt:
02/05/1982
3
GOETZ, FREDERICK J.
Exec Dt:
02/08/1982
Assignee
1
HOOKER CHEMICALS & PLASTICS CORP.
A CORP. OF NY.
NIAGARA FALLS, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4470930
NONE
06347390
Correspondence name and address
JAMES F. TAO
DIRECTOR- PATENTS & LICENSING
HOOKER CHEMICALS & PLASTICS CORP.
P.O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 2
Reel/Frame:003989/0304   Pages: 1
Recorded: 03/22/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TANG, DAVID Y.
Exec Dt:
03/16/1982
2
COTTER, BYRON R.
Exec Dt:
03/16/1982
3
GOETZ, FREDERICK J.
Exec Dt:
03/17/1982
Assignee
1
HOOKER CHEMICALS & PLASTICS CORP.
A CORP. OF NY.
NIAGARA FALLS, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4469893
NONE
06360533
Correspondence name and address
JAMES F. TAO
PATENTS & LICENSING
HOOKER CHEMICALS & PLASTICS CORP.
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 3
Reel/Frame:004037/0717   Pages: 1
Recorded: 07/21/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SIMON-BIERENBAUM, R.
Exec Dt:
07/16/1982
2
ERTLEY, ERNEST W.
Exec Dt:
07/20/1982
3
GOETZ, FREDERICK J.
Exec Dt:
07/20/1982
4
TANG, DAVID Y.
Exec Dt:
07/16/1982
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION, A CORP. OF N.Y.
NIAGARA FALLS, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4424396
NONE
06400219
Correspondence name and address
JAMES F. TAO
OCCIDENTAL CHEMICAL CORP.
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 4
Reel/Frame:004141/0041   Pages: 1
Recorded: 06/13/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TANG, DAVID Y.
Exec Dt:
06/09/1983
2
COLSON, JAMES G.
Exec Dt:
06/10/1983
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION
A CORP. OF NY
NIAGARA FALLS, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4488953
NONE
06504005
Correspondence name and address
JAMES F. TAO
OCCIDENTAL CHEMICAL CORP.
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 5
Reel/Frame:004387/0832   Pages: 1
Recorded: 04/15/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TANG, DAVID Y.
Exec Dt:
04/10/1984
2
COTTER, BYRON R.
Exec Dt:
04/12/1984
3
GOETZ, FREDERICK J.
Exec Dt:
04/26/1984
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION
NIAGARA FALLS, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4582948
NONE
06604715
Correspondence name and address
JAMES F. TAO
OCCIDENTAL CHEMICAL CORP.
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 6
Reel/Frame:004354/0493   Pages: 1
Recorded: 01/28/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
TANG, DAVID Y.
Exec Dt:
05/01/1984
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION
A CORP OF NEW YORK
NIAGARA FALLS, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4517372
NONE
06604272
Correspondence name and address
JAMES F. TAO
DIRECTOR-PATS. & LICENSING
OCCIDENTAL CHEMICAL CORP.
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 7
Reel/Frame:004465/0377   Pages: 1
Recorded: 10/16/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TANG, DAVID Y.
Exec Dt:
08/24/1984
2
COTTER, BYRON B.
Exec Dt:
08/27/1984
3
GOETZ, FREDERICK J.
Exec Dt:
08/29/1984
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION THE NIAGARA FALLS NY A CORP OF NY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4603222
NONE
06645723
Correspondence name and address
JAMES F. TAO
OCCIDENTAL CHEMICAL CORP.
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 8
Reel/Frame:004502/0111   Pages: 1
Recorded: 01/22/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MAUL, JAMES J.
Exec Dt:
10/11/1984
2
TANG, DAVID Y.
Exec Dt:
10/11/1984
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION
A CORP OF NEW YORK
NIAGARA FALLS, NIAGARA,, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4590315
NONE
06660765
Correspondence name and address
JAMES F. TAO
OCCIDENTAL CHEMICAL CORP.
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 9
Reel/Frame:004949/0632   Pages: 1
Recorded: 09/19/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BIERON, JOSEPH F.
Exec Dt:
12/12/1984
2
TANG, DAVID Y.
Exec Dt:
12/12/1984
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION, NIAGARA FALLS, NIAGARA, NY, A CORP OFNY
NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4792618
NONE
06680695
Correspondence name and address
JAMES F. TAO
PATENTS AND LICENSING
OCCIDENTAL CHEMICAL CORP.
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 10
Reel/Frame:004989/0846   Pages: 1
Recorded: 12/19/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DANNELS, BOBBY F.
Exec Dt:
01/03/1986
2
FIFOLT, MICHAEL J.
Exec Dt:
01/03/1986
3
TANG, DAVID Y.
Exec Dt:
01/03/1986
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION, NIAGARA FALLS, NIAGARA, NY, A CORP. OF NY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4808760
NONE
06816183
Correspondence name and address
JAMES F. TAO
DIRECTOR-PATENTS & LICENSING
OCCIDENTAL CHEMICAL CORP.
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 11
Reel/Frame:004950/0140   Pages: 1
Recorded: 09/19/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MAUL, JAMES J.
Exec Dt:
07/24/1987
2
DANNELS, BOBBY F.
Exec Dt:
07/24/1987
3
TANG, DAVID Y.
Exec Dt:
07/24/1987
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION, NIAGARA FALLS, NIAGARA, NY, A CORP. OF NY
NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4801763
NONE
07078327
Correspondence name and address
JAMES F. TAO,ESQ.
PATENTS & LICENSING
OCCIDENTAL CHEMICAL CORP.,
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 12
Reel/Frame:005135/0135   Pages: 1
Recorded: 09/11/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
TANG, DAVID Y.
Exec Dt:
09/01/1989
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION, THE
A CORP. OF NY
NIAGARA FALLS, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4968830
NONE
07405607
Correspondence name and address
JAMES F. TAO
PATENT DEPT.
OCCIDENTAL CHEMICAL CORP.
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 13
Reel/Frame:005135/0153   Pages: 1
Recorded: 09/11/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TANG, DAVID Y.
Exec Dt:
09/01/1989
2
COCOMAN, MARY K.
Exec Dt:
09/01/1989
3
BUCKHOLTZ, HARRY E.
Exec Dt:
08/31/1989
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION, THE
A CORP. OF NY
NIAGARA FALLS, NEW YORK
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
5049682
NONE
07405606
 
5233054
NONE
07721004
Correspondence name and address
JAMES F. TAO
PATENT DEPT.
OCCIDENTAL CHEMICAL CORP.
P. O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 14
Reel/Frame:005740/0231   Pages: 2
Recorded: 06/06/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ROSENFELD, JEROLD
Exec Dt:
05/30/1991
2
CHOI, JIN-O
Exec Dt:
05/30/1991
3
TANG, DAVID Y.
Exec Dt:
05/28/1991
4
TYRELL, JOHN
Exec Dt:
05/30/1991
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION A CORPORATION OF NY
NIAGARA FALLS, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5177181
NONE
07710872
Correspondence name and address
JAMES F. TAO
OCCIDENTAL CHEMICAL CORPORATION
2801 LONG ROAD
GRAND ISLAND, NY 14072
Assignment: 15
Reel/Frame:005821/0971   Pages: 2
Recorded: 08/29/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SEPER, KARL W.
Exec Dt:
08/28/1991
2
COLMAN, EDWARD J.
Exec Dt:
08/28/1991
3
TANG, DAVID Y.
Exec Dt:
08/28/1991
4
COCOMAN, MARY K.
Exec Dt:
08/28/1991
5
BUCKHOLTZ, HARRY E.
Exec Dt:
08/28/1991
Assignee
1
OCCIDENTAL CHEMICAL CORPORTION CORP. OF NY
NIAGARA FALLS, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5206391
NONE
07751841
Correspondence name and address
JAMES F. TAN
OCCIDENTAL CHEMICAL CORPORATION
P.O. BOX 189
NIAGARA FALLS, NY 14302
Assignment: 16
Reel/Frame:006593/0602   Pages: 2
Recorded: 07/06/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROJSTACZER, SERGIO R.
Exec Dt:
06/17/1993
2
TANG, DAVID Y.
Exec Dt:
06/17/1993
3
TYRELL, JOHN A.
Exec Dt:
06/17/1993
Assignee
1
OCCIDENTAL CHEMICAL CORP.
OCCIDENTAL CENTER-9 PATENT DEPARTMENT
360 RAINBOW BLVD. SO.
NIAGARA FALLS, NEW YORK 14302
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5317049
NONE
08078339
Correspondence name and address
WAYNE A. JONES
GEN. PAT. COUNSEL
OCCIDENTAL CHEMICAL CORP.
360 RAINBOW BLVD. SO.
N. FALLS, NY 14302
Assignment: 17
Reel/Frame:008718/0463   Pages: 2
Recorded: 09/29/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROJSTACZER, SERGIO
Exec Dt:
04/21/1997
2
TANG, DAVID Y.
Exec Dt:
04/24/1997
3
ROSENFELD, JEROLD C.
Exec Dt:
04/21/1997
Assignee
1
OCCIDENTAL CHEMICAL CORP.
PATENT DEPT. 19
360 RAINBOW BLVD., S
N FALLS, NEW YORK 14303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5935372
NONE
08848624
Correspondence name and address
OCCIDENTAL CHEMICAL CORP.
ROSEANNA GRANATA
PATENT DEPT. 19
360 RAINBOW BLVD., SOUTH
N FALLS, NY 14303
Assignment: 18
Reel/Frame:008932/0060   Pages: 2
Recorded: 01/26/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAUSLADEN, MICHAEL C.
Exec Dt:
11/13/1997
2
HUANG, BAO-GUO
Exec Dt:
11/13/1997
3
TANG, DAVID Y.
Exec Dt:
11/19/1997
Assignee
1
OCCIDENTAL CHEMICAL CORP.
PATENT DEPT., 9TH FLOOR
360 RAINBOW BLVD., S.
N FALLS, NEW YORK 14303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5866709
NONE
08982611
Correspondence name and address
OCCIDENTAL CHEMICAL CORP.
ROSEANNA GRANATA
PATENT DEPT., 9TH FLOOR
360 RAINBOW BLVD. S.
N FALLS, NY 14303
Assignment: 19
Reel/Frame:009088/0636   Pages: 2
Recorded: 04/02/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANG, DAVID Y.
Exec Dt:
03/15/1998
2
HAUSLADEN, MICHAEL C.
Exec Dt:
03/04/1998
3
SOROKIN, VIKTOR D.
Exec Dt:
03/04/1998
Assignee
1
OCCIDENTAL CHEMICAL CORP.
PATENT DEPT. , 9TH FLOOR
360 RAINBOW BLVD. SO.
N FALLS, NEW YORK 14303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5998670
NONE
09040612
Correspondence name and address
OCCIDENTAL CHEMICAL CORP.
ROSEANNA GRANATA
360 RAINBOW BLVD. SO., 9TH FLOOR
N FALLS, NEW YORK 14303
Assignment: 20
Reel/Frame:009185/0026   Pages: 2
Recorded: 05/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUANG, BAO-GUO
Exec Dt:
04/24/1998
2
TANG, DAVID Y.
Exec Dt:
04/27/1998
Assignee
1
OCCIDENTAL CHEMICAL CORP.
360 RAINBOW BLVD. S.
N. FALLS, NEW YORK 14303
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6153810
NONE
09070467
Correspondence name and address
OCCIDENTAL CHEMICAL CORP.
ROSEANNA GRANATA
PATENT DEPARTMENT 19
360 RAINBOW BLVD. SO.
N. FALLS, NY 14303
Assignment: 21
Reel/Frame:009620/0372   Pages: 2
Recorded: 12/03/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LESINS, VIESTURS
Exec Dt:
11/09/1998
2
TANG, DAVID Y.
Exec Dt:
11/09/1998
3
MORTH, ARTHUR H.
Exec Dt:
11/09/1998
4
LINDROSE, MARK E.
Exec Dt:
11/09/1998
5
RUETER, WILLIAM L.
Exec Dt:
11/09/1998
6
BERMEL, FRANK
Exec Dt:
11/09/1998
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION
PATENT DEPARTMENT, OXYCTR - 9
360 RAINBOW BOULEVARD SOUTH
NIAGARA FALLS, NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6130361
NONE
09193755
Correspondence name and address
OCCIDENTAL CHEMICAL CORPORATION
RICHARD D. FUERLE
PATENT DEPARTMENT, OXYCTR - 9
360 RAINBOW BOULEVARD SOUTH
NIAGARA FALLS, NY 14303
Assignment: 22
Reel/Frame:011148/0432   Pages: 3
Recorded: 08/14/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FIFOLT, MICHAEL J.
Exec Dt:
01/06/2000
2
DERWIN, WILLIAM S.
Exec Dt:
01/06/2000
3
LESINS, VIESTURS
Exec Dt:
01/06/2000
4
MORTH, ARTHUR H.
Exec Dt:
01/06/2000
5
BERMEL, FRANK P.
Exec Dt:
01/06/2000
6
TANG, DAVID Y.
Exec Dt:
01/06/2000
7
LINDROSE, MARK E.
Exec Dt:
01/06/2000
8
RUETER, WILLIAM L.
Exec Dt:
01/06/2000
Assignee
1
OCCIDENTAL CHEMICAL CORPORATION
PATENT DEPARTMENT
5005 LBJ FREEWAY
DALLAS, TEXAS 75244
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6284934
NONE
09480382
Correspondence name and address
OCCIDENTAL CHEMICAL CORPORATION
RICHARD D. FUERLE
PATENT DEPARTMENT
5005 LBJ FREEWAY
DALLAS, TEXAS 75244

Search Results as of: 05/11/2024 06:48 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