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 : CHUN, BYONG-WA
Total Assignments: 14
Assignment: 1
Reel/Frame:007169/0605   Pages: 5
Recorded: 10/18/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DARWIN, DAVID CHARLES
Exec Dt:
10/22/1993
2
GARTNER, ELLIS MARTIN
Exec Dt:
10/19/1993
3
CHUN, BYONG-WA
Exec Dt:
11/08/1993
4
KOYATA, HIDEO
Exec Dt:
11/08/1993
5
KUO, LAWRENCE L.
Exec Dt:
10/21/1993
Assignee
1
W. R. GRACE & CO.-CONN.
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5393343
NONE
08128939
Correspondence name and address
HOWARD J. TROFFKIN
PATENT DEPARTMENT
7379 ROUTE 32
COLUMBIA, MD 21044
Assignment: 2
Reel/Frame:008341/0459   Pages: 6
Recorded: 02/03/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARFAEI, AHMAD
Exec Dt:
09/22/1994
2
DARWIN, DAVID C.
Exec Dt:
09/22/1994
3
GARTNER, ELLIS M.
Exec Dt:
09/22/1994
4
KUO, LAWRENCE LU
Exec Dt:
09/22/1994
5
CHUN, BYONG-WA
Exec Dt:
09/13/1994
6
KOYATA, HIDEO
Exec Dt:
09/13/1994
Assignee
1
W. R. GRACE & CO.-CONN
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5633298
NONE
08468294
Correspondence name and address
HOWARD J. TROFFKIN
PATENT DEPARTMENT
7500 GRACE DRIVE
COLUMBIA, MD 21044
Assignment: 3
Reel/Frame:008341/0465   Pages: 6
Recorded: 02/03/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARFAEI, AHMAD
Exec Dt:
09/22/1994
2
DARWIN, DAVID C.
Exec Dt:
09/22/1994
3
GARTNER, ELLIS M.
Exec Dt:
09/22/1994
4
KUO, LAWRENCE LU
Exec Dt:
09/22/1994
5
CHUN, BYONG-WA
Exec Dt:
09/13/1994
6
KOYATA, HIDEO
Exec Dt:
09/13/1994
Assignee
1
W.R. GRACE & CO.-CONN.
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5643978
NONE
08468293
Correspondence name and address
HOWARD J. TROFFKIN
HOWARD J. TROFFKIN
PATENT DEPARTMENT
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Assignment: 4
Reel/Frame:009780/0070   Pages: 7
Recorded: 02/22/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JARDINE, LESLIE A.
Exec Dt:
07/02/1998
2
FOLLIARD, KEVIN J.
Exec Dt:
07/13/1998
3
JACHIMOWICZ, FELEK
Exec Dt:
07/02/1998
4
JEKNAVORIAN, ARA A.
Exec Dt:
07/02/1998
5
KOYATA, HIDEO
Exec Dt:
07/02/1998
6
OU, CHIA-CHIH
Exec Dt:
07/02/1998
7
CHUN, BYONG-WA
Exec Dt:
07/02/1998
8
HILL, CHRISTON L.
Exec Dt:
07/02/1998
Assignee
1
W.R. GRACE & CO.-CONN.
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6352952
NONE
09446590
Correspondence name and address
W.R. GRACE & CO.-CONN.
CRAIG K. LEON
PATENT DEPARTMENT
62 WHITTEMORE AVENUE
CAMBRIDGE, MASSACHUSETTS 02140
Assignment: 5
Reel/Frame:010780/0001   Pages: 7
Recorded: 05/01/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JARDINE, LESLIE A.
Exec Dt:
12/13/1999
2
KOYATA, HIDEO
Exec Dt:
12/08/1999
3
FOLLIARD, KEVIN J.
Exec Dt:
12/07/1999
4
OU, CHIA-CHIH
Exec Dt:
12/08/1999
5
JACHIMOWICZ, FELEK
Exec Dt:
12/08/1999
6
CHUN, BYONG-WA
Exec Dt:
12/03/1999
7
JEKNAVORIAN, ARA A.
Exec Dt:
12/09/1999
8
HILL, CHRISTON L.
Exec Dt:
12/12/1999
Assignee
1
W.R. GRACE & CO.-CONN.
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6352952
NONE
09446590
Correspondence name and address
W.R. GRACE & CO.-CONN.
CRAIG K. LEON, ESQ.
PATENT DEPARTMENT
62 WHITTEMORE AVENUE
CAMBRIDGE, MASSACHUSETTS 02140
Assignment: 6
Reel/Frame:013984/0016   Pages: 7
Recorded: 04/21/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUN, BYONG-WA
Exec Dt:
02/24/2003
2
DAIR, BENITA
Exec Dt:
02/25/2003
3
PORTENEUVE, CHARLOTTE B.
Exec Dt:
02/28/2003
4
JEKNAVORIAN, ARA A.
Exec Dt:
03/03/2003
5
ROBERTS, LAWRENCE R.
Exec Dt:
02/28/2003
Assignee
1
W.R. GRACE & CO.-CONN
7500 GRACE DRIVE
PATENT DET.
CAMBRIDGE, MASSACHUSETTS 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6916369
US20030172850
10384823
Correspondence name and address
W.R. GRACE & CO.-CONN
CRAIG K. LEON
62 WHITTEMORE AVENUE
PATENT DEPARTMENT
CAMBRIDGE, MA 02140
Assignment: 7
Reel/Frame:015776/0454   Pages: 6
Recorded: 09/13/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JARDINE LESLIE A.
Exec Dt:
07/13/2004
2
CORNMAN, CHARLES R.
Exec Dt:
07/13/2004
3
GEARY, DAVID T.
Exec Dt:
07/13/2004
4
GUPTA, VIJAY
Exec Dt:
07/13/2004
5
CHUN, BYONG-WA
Exec Dt:
07/13/2004
Assignee
1
W.R. GRACE & CO. -CONN.
PATENT DEPT.
62 WHITTEMORE AVENUE
CAMBRIDGE, MASSACHUSETTS 02140
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7128782
US20050109243
10890476
Correspondence name and address
W. R. GRACE & CO., -CONN.
PATENT DEPARTMENT
CRAIG K. LEON
62 WHITTEMORE AVENUE
CAMBRIDGE, MA 02140
Assignment: 8
Reel/Frame:015925/0211   Pages: 6
Recorded: 03/18/2005
Attorney Dkt #:L3868-02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JARDINE, LESLIE A.
Exec Dt:
02/01/2005
2
CORNMAN, CHARLES R.
Exec Dt:
02/01/2005
3
GUPTA, VIJAY
Exec Dt:
02/01/2005
4
CHUN, BYONG-WA
Exec Dt:
02/01/2005
Assignee
1
W. R. GRACE & CO.-CONN.
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7087110
US20050166801
11048600
Correspondence name and address
CRAIG K. LEON
W. R. GRACE & CO.-CONN.
PATENT DEPARTMENT
62 WHITTEMORE AVENUE
CAMBRIDGE, MA 02140
Assignment: 9
Reel/Frame:024314/0110   Pages: 5
Recorded: 04/29/2010
Attorney Dkt #:L3962-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MACKLIN, MICHAEL B.
Exec Dt:
03/26/2008
2
FRANCIOSI, MARK A.
Exec Dt:
04/30/2008
3
JARDINE, LESLIE A.
Exec Dt:
04/30/2008
4
CHUN, BYONG-WA
Exec Dt:
04/29/2008
Assignee
1
W. R. GRACE & CO.-CONN.
750 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8097666
US20100249280
12599208
Correspondence name and address
CRAIG K. LEON
PATEANT DEPARTMENT
W.R. GRACE & CO.-CONN.
62 WHITTEMORE AVENUE
CAMBRIDGE, MA 02140
Assignment: 10
Reel/Frame:026231/0803   Pages: 4
Recorded: 05/05/2011
Attorney Dkt #:L3999-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOYATA, HIDEO
Exec Dt:
04/02/2010
2
ZHANG, SHUQIANG
Exec Dt:
04/02/2010
3
CHUN, BYONG-WA
Exec Dt:
10/02/2009
Assignee
1
W. R. GRACE & CO.-CONN.
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8685156
US20110088599
12997723
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE.
CAMBRIDGE, MA 02140
Assignment: 11
Reel/Frame:026579/0335   Pages: 7
Recorded: 07/12/2011
Attorney Dkt #:799P001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEUNG, JOSEPHINE
Exec Dt:
02/04/2010
2
SILVA, DENISE
Exec Dt:
02/04/2010
3
CHUN, BYONG-WA
Exec Dt:
02/09/2010
4
SATO, MASAHIRO
Exec Dt:
05/20/2011
Assignees
1
W.R. GRACE & CO.-CONN.
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
2
NIPPON SHOKUBAI CO., LTD.
KOGIN BLDG. 4-1-1 KORAIBASHI
CHUO-KU, OSAKA, JAPAN 541-0043
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8993656
US20110306704
13144200
Correspondence name and address
NIELDS, LEMACK & FRAME, LLC
176 E. MAIN STREET
SUITE #5
WESTBOROUGH, MA 01581
Assignment: 12
Reel/Frame:025610/0631   Pages: 7
Recorded: 01/04/2011
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GOC-MACIEJEWSKA, IZABELA
Exec Dt:
06/28/2010
2
KRZYZANOWSKI, PIOTR
Exec Dt:
06/28/2010
3
CHUN, BYONG-WA
Exec Dt:
07/06/2010
Assignee
1
W. R. GRACE & CO.-CONN.
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8058377
NONE
12822284
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVENUE
CAMBRIDGE, MA 02140
Assignment: 13
Reel/Frame:026418/0232   Pages: 6
Recorded: 06/09/2011
Attorney Dkt #:L3995-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VINCENT, DANY
Exec Dt:
02/23/2011
2
DANANCHE, ERIC
Exec Dt:
02/23/2011
3
CHUN, BYONG-WA
Exec Dt:
09/13/2010
4
QUERN, RALF
Exec Dt:
08/31/2010
Assignee
1
W. R. GRACE & CO.-CONN.
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110135829
13058410
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE.
CAMBRIDGE, MA 02140
Assignment: 14
Reel/Frame:059365/0545   Pages: 6
Recorded: 03/15/2022
Attorney Dkt #:L4200-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GOLDSTEIN, GREGORY A.
Exec Dt:
12/16/2016
2
ROBERTS, MARK F.
Exec Dt:
10/18/2016
3
TREGGER, NATHAN A.
Exec Dt:
10/20/2016
4
HAZRATI, KATI
Exec Dt:
12/16/2016
5
CHUN, BYONG-WA
Exec Dt:
12/20/2016
Assignee
1
VERIFI LLC
62 WHITTEMORE AVE
CAMBRIDGE, MASSACHUSETTS 02140
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11331828
US20210291403
16336518
Correspondence name and address
XIAOLEI GU
100 RESEARCH DRIVE
WILMINGTON, MA 01887

Search Results as of: 05/14/2024 04:58 PM
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