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Patent Assignment Assignor Details
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Assignor Name : LEFEBVRE, MARK
Total Assignments: 20
Assignment: 1
Reel/Frame:010438/0820   Pages: 5
Recorded: 12/06/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/16/1999
2
Exec Dt:
09/16/1999
3
Exec Dt:
09/23/1999
4
Exec Dt:
11/18/1999
5
Exec Dt:
09/07/1999
6
Exec Dt:
08/31/1999
7
Exec Dt:
09/08/1999
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09313045
Correspondence name and address
DIKE, BRONSTEIN, ROBERTS & CUSHMAN
PETER F. CORLESS
130 WATER STREET
BOSTON, MA 02109
Assignment: 2
Reel/Frame:011982/0861   Pages: 11
Recorded: 07/16/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/13/2000
2
Exec Dt:
12/15/2000
3
Exec Dt:
12/13/2000
4
Exec Dt:
12/13/2000
5
Exec Dt:
01/15/2001
6
Exec Dt:
12/13/2000
7
Exec Dt:
12/13/2000
8
Exec Dt:
12/13/2000
9
Exec Dt:
12/13/2000
10
Exec Dt:
12/13/2000
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09738551
Correspondence name and address
DIKE, BRONSTEIN, ROBERTS & CUSHMAN
PETER F. CORLESS
P.O. BOX 9169, IP GROUP
BOSTON, MA 02209
Assignment: 3
Reel/Frame:012655/0741   Pages: 7
Recorded: 03/04/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/29/2001
2
Exec Dt:
10/29/2001
3
Exec Dt:
10/29/2001
4
Exec Dt:
10/29/2001
5
Exec Dt:
10/29/2001
6
Exec Dt:
10/29/2001
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09981852
Correspondence name and address
EDWARDS & ANGELL LLP
PETER F. CORLESS
DIKE, BRONSTEIN, & CUSHMAN IP GROUP
PO BOX 9169
BOSTON, MA 02209
Assignment: 4
Reel/Frame:012655/0760   Pages: 7
Recorded: 03/04/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/29/2001
2
Exec Dt:
10/29/2001
3
Exec Dt:
10/29/2001
4
Exec Dt:
10/29/2001
5
Exec Dt:
10/29/2001
6
Exec Dt:
10/29/2001
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09982398
Correspondence name and address
EDWARDS & ANGELL, LLP
PETER F. CORLESS
PO BOX 9169
BOSTON, MA 02209
Assignment: 5
Reel/Frame:012655/0767   Pages: 7
Recorded: 03/04/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/29/2001
2
Exec Dt:
10/29/2001
3
Exec Dt:
10/29/2001
4
Exec Dt:
10/29/2001
5
Exec Dt:
10/29/2001
6
Exec Dt:
10/29/2001
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
09981851
Correspondence name and address
EDWARDS & ANGELL LLP
PETER F. CORLESS
PO BOX 9169
BOSTON, MA 02209
Assignment: 6
Reel/Frame:014740/0937   Pages: 7
Recorded: 10/03/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/26/2003
2
Exec Dt:
09/02/2003
3
Exec Dt:
08/22/2003
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10447097
Correspondence name and address
EDWARDS & ANGELL, LLP
PETER F. CORLESS
P.O. BOX 9169
BOSTON, MA 02209
Assignment: 7
Reel/Frame:016381/0047   Pages: 7
Recorded: 03/18/2005
Attorney Dkt #:52087
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/10/2005
2
Exec Dt:
03/10/2005
3
Exec Dt:
03/11/2005
4
Exec Dt:
03/11/2005
5
Exec Dt:
03/11/2005
6
Exec Dt:
03/11/2005
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10982949
Correspondence name and address
PETER F. CORLESS
EDWARDS & ANGELL, LLP
P.O. BOX 55874
BOSTON, MA 02205
Assignment: 8
Reel/Frame:021256/0475   Pages: 5
Recorded: 07/07/2008
Attorney Dkt #:52581
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/25/2008
2
Exec Dt:
06/25/2008
3
Exec Dt:
06/25/2008
4
Exec Dt:
06/26/2008
5
Exec Dt:
06/30/2008
Assignee
1
455 FOREST STREET
PATENT DEPARTMENT
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12080522
Correspondence name and address
JOHN J. PISKORSKI
ROHM AND HAAS ELECTRONIC MATERIALS LLC
455 FOREST STREET
MARLBOROUGH, MA 01752
Assignment: 9
Reel/Frame:021256/0537   Pages: 5
Recorded: 07/07/2008
Attorney Dkt #:52510
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/25/2008
2
Exec Dt:
06/25/2008
3
Exec Dt:
06/25/2008
4
Exec Dt:
06/26/2008
5
Exec Dt:
06/30/2008
Assignee
1
455 FOREST STREET
PATENT DEPARTMENT
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12080484
Correspondence name and address
JOHN J. PISKORSKI
ROHM AND HAAS ELECTRONIC MATERIALS LLC
455 FOREST STREET
MARLBOROUGH, MA 01752
Assignment: 10
Reel/Frame:038534/0340   Pages: 6
Recorded: 05/10/2016
Attorney Dkt #:70369-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/30/2012
2
Exec Dt:
01/30/2012
3
Exec Dt:
01/31/2012
4
Exec Dt:
02/01/2012
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13326846
Correspondence name and address
BARB STIEVE
2040 DOW CENTER
MIDLAND, MI 48674
Assignment: 11
Reel/Frame:031356/0520   Pages: 2
Recorded: 10/07/2013
Attorney Dkt #:KOBO-0030
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/04/2013
Assignee
1
135 LIBERTY STREET, SUITE 101
TORONTO, CANADA M6K 1A7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14046789
Correspondence name and address
MURABITO, HAO & BARNES LLP
2 NORTH MARKET STREET
THIRD FLOOR
SAN JOSE, CA 95113
Assignment: 12
Reel/Frame:036204/0673   Pages: 4
Recorded: 07/29/2015
Attorney Dkt #:76382-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/26/2014
2
Exec Dt:
06/27/2014
3
Exec Dt:
06/27/2014
4
Exec Dt:
06/27/2014
5
Exec Dt:
06/27/2014
6
Exec Dt:
06/26/2014
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14319526
Correspondence name and address
ROHM AND HAAS ELECTRONIC MATERIALS LLC
P.O. BOX 1967
2040 DOW CENTER
MIDLAND, MI 48641
Assignment: 13
Reel/Frame:044004/0821   Pages: 4
Recorded: 11/01/2017
Attorney Dkt #:76382-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/26/2014
2
Exec Dt:
06/27/2014
3
Exec Dt:
06/27/2014
4
Exec Dt:
06/27/2014
5
Exec Dt:
06/27/2014
6
Exec Dt:
06/26/2014
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14319526
Correspondence name and address
BARB STIEVE
2040 DOW CENTER
MIDLAND, MI 48674
Assignment: 14
Reel/Frame:034064/0496   Pages: 3
Recorded: 10/29/2014
Attorney Dkt #:KOBO.P158
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
10/29/2014
Assignee
1
135 LIBERTY STREET
SUITE 101
TORONTO, CANADA M6K 1A7
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14527517
Correspondence name and address
MAHAMEDI PARADICE LLP
1901 S. BASCOM AVE.
SUITE 600
CAMPBELL, CA 95008
Assignment: 15
Reel/Frame:036076/0028   Pages: 4
Recorded: 07/14/2015
Attorney Dkt #:77801-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/27/2015
2
Exec Dt:
04/27/2015
3
Exec Dt:
04/27/2015
4
Exec Dt:
04/27/2015
5
Exec Dt:
04/28/2015
6
Exec Dt:
04/27/2015
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14697599
Correspondence name and address
ROHM AND HAAS ELECTRONIC MATERIALS LLC
P.O. BOX 1967
2040 DOW CENTER
MIDLAND, MI 48641
Assignment: 16
Reel/Frame:045254/0822   Pages: 4
Recorded: 03/16/2018
Attorney Dkt #:77882-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/15/2015
2
Exec Dt:
09/14/2015
3
Exec Dt:
09/15/2015
4
Exec Dt:
09/21/2015
5
Exec Dt:
09/28/2015
6
Exec Dt:
09/15/2015
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15220472
Correspondence name and address
DANNY CHILDS
2040 DOW CENTER
MIDLAND, MI 48674
Assignment: 17
Reel/Frame:047921/0840   Pages: 4
Recorded: 01/07/2019
Attorney Dkt #:DI77880-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/15/2015
2
Exec Dt:
09/14/2015
3
Exec Dt:
09/15/2015
4
Exec Dt:
09/21/2015
5
Exec Dt:
09/28/2015
6
Exec Dt:
09/15/2015
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15220460
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 18
Reel/Frame:047921/0940   Pages: 4
Recorded: 01/07/2019
Attorney Dkt #:DI77881-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/15/2015
2
Exec Dt:
09/14/2015
3
Exec Dt:
09/15/2015
4
Exec Dt:
09/21/2015
5
Exec Dt:
09/28/2015
6
Exec Dt:
09/15/2015
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15220467
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 19
Reel/Frame:045640/0758   Pages: 6
Recorded: 04/26/2018
Attorney Dkt #:77883-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/21/2015
2
Exec Dt:
09/18/2015
3
Exec Dt:
09/18/2015
4
Exec Dt:
09/18/2015
5
Exec Dt:
09/28/2015
6
Exec Dt:
09/18/2015
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15220476
Correspondence name and address
DANNY CHILDS
2040 DOW CENTER
MIDLAND, MI 48674
Assignment: 20
Reel/Frame:044004/0755   Pages: 2
Recorded: 11/01/2017
Attorney Dkt #:79359-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/27/2016
2
Exec Dt:
07/18/2016
3
Exec Dt:
08/02/2016
Assignee
1
455 FOREST STREET
MARLBOROUGH, MASSACHUSETTS 01752
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15212737
Correspondence name and address
BARB STIEVE
2040 DOW CENTER
MIDLAND, MI 48674

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