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Patent Assignment Assignor Details
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Assignor Name : PLECHA, STANISLAW
Total Assignments: 12
Assignment: 1
Reel/Frame:004865/0373   Pages: 2
Recorded: 05/09/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KIM, GWAN
Exec Dt:
09/04/1987
2
ERNEST, MICHAEL V.
Exec Dt:
08/12/1987
3
PLECHA, STANISLAW
Exec Dt:
08/03/1987
Assignee
1
W.R. GRACE & CO.
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4780447
NONE
07072382
Correspondence name and address
EDWARD J. CABIC
W. R. GRACE & CO.
PATENT DEPT.
7379 ROUTE 32
COLUMBIA, MD 21044
Assignment: 2
Reel/Frame:006363/0859   Pages: 4
Recorded: 01/11/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ZIEBARTH, MICHAEL S.
Exec Dt:
05/16/1991
2
HAGER, MICHAEL J.
Exec Dt:
05/16/1991
3
BEECKMAN, JEAN W.
Exec Dt:
05/16/1991
4
PLECHA, STANISLAW
Exec Dt:
05/16/1991
Assignee
1
W. R. GRACE & CO.-CONN.
7379 ROUTE 32
PATENT DEPARTMENT
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5180703
NONE
07690466
Correspondence name and address
EDWARD J. CABIC
PATENT DEPARTMENT
7379 ROUTE 32
COLUMBIA, MARYLAND 21044
Assignment: 3
Reel/Frame:007387/0948   Pages: 3
Recorded: 03/22/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZIEBARTH, MICHAEL SCOTT
Exec Dt:
08/10/1993
2
HAGER, MICHAEL JOHN
Exec Dt:
08/05/1993
3
BEECKMAN, JEAN WILLEM
Exec Dt:
08/05/1993
4
PLECHA, STANISLAW
Exec Dt:
07/12/1993
Assignee
1
W. R. GRACE & CO.-CONN.
1114 AVENUE OF THE AMERICAS
NEW YORK, NEW YORK 10036
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5427995
NONE
08021709
Correspondence name and address
W. R. GRACE & CO.-CONN.
BEVERLY K. JOHNSON
7379 ROUTE 32
COLUMBIA, MD 21044
Assignment: 4
Reel/Frame:012055/0170   Pages: 5
Recorded: 07/18/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUSSIER, ROGER J.
Exec Dt:
04/03/2000
2
PLECHA, STANISLAW
Exec Dt:
04/03/2000
3
WEAR, CHARLES C.
Exec Dt:
04/03/2000
Assignee
1
W.R. GRACE & CO.-CONN.
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6303531
NONE
09482734
Correspondence name and address
W.R. GRACE & CO.-CONN.
ROBERT A. MAGGIO
7500 GRACE DRIVE
COLUMBIA, MD 21044
Assignment: 5
Reel/Frame:013130/0468   Pages: 5
Recorded: 07/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUSSIER, ROGER J.
Exec Dt:
04/03/2000
2
PLECHA, STANISLAW
Exec Dt:
04/03/2000
3
WEAR, CHARLES C.
Exec Dt:
04/03/2000
4
WEATHERBEE, GORDON D.
Exec Dt:
04/03/2000
Assignee
1
W. R. GRACE & CO.-CONN.
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6451200
US20020051878
09906237
Correspondence name and address
W. R. GRACE & CO.-CONN
ROBERT A. MAGGIO, ESQ.
PATENT DEPARTMENT
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Assignment: 6
Reel/Frame:034578/0364   Pages: 6
Recorded: 12/23/2014
Attorney Dkt #:GRACE 3.3-016 (E)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HE, RONG
Exec Dt:
12/09/2014
2
PLECHA, STANISLAW
Exec Dt:
12/09/2014
3
KRISHNAMOORTHY, MEENAKSHI S.
Exec Dt:
12/15/2014
4
PATEL, BHARAT M.
Exec Dt:
12/09/2014
Assignee
1
ADVANCED REFINING TECHNOLOGIES LLC
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9415384
US20150144532
14409560
Correspondence name and address
LDLK&M
600 SOUTH AVENUE WEST
WESTFIELD, NJ 07090
Assignment: 7
Reel/Frame:038587/0124   Pages: 6
Recorded: 05/13/2016
Attorney Dkt #:GRACE 3.3-016 CON I
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HE, RONG
Exec Dt:
12/09/2014
2
PLECHA, STANISLAW
Exec Dt:
12/09/2014
3
KRISHNAMOORTHY, MEENAKSHI S.
Exec Dt:
12/15/2014
4
PATEL, BHARAT M.
Exec Dt:
12/09/2014
Assignee
1
ADVANCED REFINING TECHNOLOGIES LLC
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9675965
US20160243528
15146598
Correspondence name and address
LDLK&M
600 SOUTH AVENUE WEST
WESTFIELD, NJ 07090
Assignment: 8
Reel/Frame:038587/0298   Pages: 6
Recorded: 05/13/2016
Attorney Dkt #:GRACE 3.3-016 CON II
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HE, RONG
Exec Dt:
12/09/2014
2
PLECHA, STANISLAW
Exec Dt:
12/09/2014
3
KRISHNAMOORTHY, MEENAKSHI S.
Exec Dt:
12/15/2014
4
PATEL, BHARAT M.
Exec Dt:
12/09/2014
Assignee
1
ADVANCED REFINING TECHNOLOGIES LLC
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9669394
US20160250622
15150944
Correspondence name and address
LDLK&M
600 SOUTH AVENUE WEST
WESTFIELD, NJ 07090
Assignment: 9
Reel/Frame:035574/0969   Pages: 6
Recorded: 05/06/2015
Attorney Dkt #:GRACE 3.3-015 (E)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PLECHA, STANISLAW
Exec Dt:
12/11/2014
2
KAGAMI, NARINOBU
Exec Dt:
12/09/2014
3
CREIGHTON, JOHN EVERETT
Exec Dt:
01/30/2015
4
DUMA, VIOREL
Exec Dt:
02/19/2015
Assignee
1
ADVANCED REFINING TECHNOLOGIES LLC
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10279335
US20150224476
14378894
Correspondence name and address
LDLK&M
600 SOUTH AVENUE WEST
WESTFIELD, NJ 07090
Assignment: 10
Reel/Frame:048479/0495   Pages: 6
Recorded: 03/01/2019
Attorney Dkt #:GRACE 3.3-015 CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PLECHA, STANISLAW
Exec Dt:
12/11/2014
2
KAGAMI, NARINOBU
Exec Dt:
12/09/2014
3
DUMA, VIOREL
Exec Dt:
02/19/2015
4
CREIGHTON, JOHN EVERETT
Exec Dt:
01/30/2015
Assignee
1
ADVANCED REFINING TECHNOLOGIES LLC
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10589254
US20190184376
16285775
Correspondence name and address
LERNER, DAVID, LITTENBERG, KRUMHOLZ & MENTLIK, LLP
600 SOUTH AVENUE WEST
WESTFIELD, NJ 07090
Assignment: 11
Reel/Frame:035402/0412   Pages: 4
Recorded: 04/14/2015
Attorney Dkt #:GRACE 3.0-019
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUMA, VIOREL D.
Exec Dt:
01/09/2015
2
WOODS, MATTHEW P.
Exec Dt:
01/12/2015
3
PLECHA, STANISLAW
Exec Dt:
01/12/2015
Assignee
1
ADVANCED REFINING TECHNOLOGIES LLC
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9216407
US20140262956
14212879
Correspondence name and address
LDLK&M
600 SOUTH AVENUE WEST
WESTFIELD, NJ 07090
Assignment: 12
Reel/Frame:039282/0677   Pages: 4
Recorded: 07/28/2016
Attorney Dkt #:GRACE 3.0-019 DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUMA, VIOREL D.
Exec Dt:
01/09/2015
2
WOODS, MATTHEW P.
Exec Dt:
01/12/2015
3
PLECHA, STANISLAW
Exec Dt:
01/12/2015
Assignee
1
ADVANCED REFINING TECHNOLOGIES LLC
7500 GRACE DRIVE
COLUMBIA, MARYLAND 21044
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9908105
US20160074840
14950497
Correspondence name and address
LDLK&M
600 SOUTH AVENUE WEST
WESTFIELD, NJ 07090

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