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Patent Assignment Assignor Details
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Assignor Name : KOYATA, HIDEO
Total Assignments: 11
Assignment: 1
Reel/Frame:006388/0933   Pages: 3
Recorded: 01/25/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KOYATA, HIDEO
Exec Dt:
01/29/1992
2
TSUTSUMI, TOMOYUKI
Exec Dt:
01/29/1992
Assignee
1
W.R. GRACE & CO.-CONN.
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5223036
NONE
07804874
Correspondence name and address
HOWARD J. TROFFKIN
W.R. GRACE & CO.-CONN.
7379 ROUTE 32
COLUMBIA, MD 21044
Assignment: 2
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: 3
Reel/Frame:007299/0943   Pages: 3
Recorded: 01/30/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HONDA, SUSUMU
Exec Dt:
06/24/1994
2
HARA, TADASHI
Exec Dt:
06/24/1994
3
KOYATA, HIDEO
Exec Dt:
06/24/1994
Assignee
1
W. R. GRACE & CO.-CONN.
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5432212
NONE
08222152
Correspondence name and address
HOWARD J. TROFFKIN
PATENT DEPT.
7379 ROUTE 32
COLUMBIA, MD 21044
Assignment: 4
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: 5
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: 6
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: 7
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: 8
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: 9
Reel/Frame:026613/0648   Pages: 5
Recorded: 07/19/2011
Attorney Dkt #:L4094-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUO, LAWRENCE L.
Exec Dt:
06/15/2011
2
CHEN, YING
Exec Dt:
06/11/2011
3
KOYATA, HIDEO
Exec Dt:
03/30/2011
Assignee
1
W. R. GRACE & CO.-CONN.
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9034968
US20120252953
13076944
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE.
CAMBRIDGE, MA 02140
Assignment: 10
Reel/Frame:026313/0636   Pages: 4
Recorded: 05/20/2011
Attorney Dkt #:L4000-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOYATA, HIDEO
Exec Dt:
05/19/2011
2
MIYAKAWA, MIHO
Exec Dt:
05/19/2011
Assignee
1
W. R. GRACE & CO.-CONN.
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8168701
US20110046270
12988845
Correspondence name and address
XIAOLEI GU
62 WHITTEMORE AVE.
CAMBRIDGE, MA 02140
Assignment: 11
Reel/Frame:059810/0514   Pages: 8
Recorded: 04/27/2022
Attorney Dkt #:L4206
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BURNS, ELIZABETH
Exec Dt:
12/20/2016
2
TREGGER, NATHAN A.
Exec Dt:
10/20/2016
3
KUO, LAWRENCE L.
Exec Dt:
12/16/2016
4
RIEDER, KLAUS-ALEXANDER
Exec Dt:
12/16/2016
5
KOYATA, HIDEO
Exec Dt:
12/21/2016
6
ROBERTS, MARK F.
Exec Dt:
10/18/2016
7
MYERS, DAVID
Exec Dt:
12/16/2016
Assignee
1
GCP APPLIED TECHNOLOGIES INC.
62 WHITTEMORE AVE.
CAMBRIDGE, MASSACHUSETTS 02140
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11352301
US20200048152
16341752
Correspondence name and address
XIAOLEI GU
100 RESEARCH DRIVE
WILMINGTON, MA 01890

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