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Patent Assignment Assignor Details
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Assignor Name : NEPRAS, MARSHALL J.
Total Assignments: 6
Assignment: 1
Reel/Frame:006062/0360   Pages: 5
Recorded: 03/30/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
NEPRAS, MARSHALL J.
Exec Dt:
04/26/1991
2
HEID, PETER F.
Exec Dt:
04/26/1991
3
LEVINSON, MATTHEW I.
Exec Dt:
04/26/1991
4
BERNHARDT, RANDAL J.
Exec Dt:
04/26/1991
5
HARTLAGE, JAMES A.
Exec Dt:
04/26/1991
Assignee
1
STEPAN COMPANY
A CORPORATION OF DE
22 WEST FRONTAGE ROAD
NORTHFIELD, ILLINOIS 60093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5124475
NONE
07662923
Correspondence name and address
ALLEGRETTI & WITCOFF, LTD.
10 SOUTH WACKER DR.
CHICAGO, IL 60606
ATTN: STEVEN J. SARUSSI
Assignment: 2
Reel/Frame:008168/0946   Pages: 4
Recorded: 10/07/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NEPRAS, MARSHALL J.
Exec Dt:
09/24/1996
2
BERNHARDT, RANDAL J.
Exec Dt:
09/26/1996
3
SPORER, CATHY J.
Exec Dt:
09/30/1996
Assignee
1
STEPAN COMPANY
22 WEST FRONTAGE ROAD
NORTHFIELD, ILLINOIS 60093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5840985
NONE
08683707
Correspondence name and address
BANNER & WITCOFF LTD.
STEVEN J. SARUSSI
10 SOUTH WACKER DRIVE, SUITE 3000
CHICAGO, ILLLINOIS 60606
Assignment: 3
Reel/Frame:008867/0351   Pages: 4
Recorded: 12/15/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OSPINAL, CARLOS E.
Exec Dt:
10/29/1997
2
NELSON, JEFFREY S.
Exec Dt:
10/31/1997
3
SPORER, CATHERINE J.
Exec Dt:
10/29/1997
4
NEPRAS, MARSHALL J.
Exec Dt:
10/31/1997
Assignee
1
STEPAN COMPANY
22 WEST FRONTAGE ROAD
NORTHFIELD, ILLINOIS 60093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5965508
NONE
08955845
Correspondence name and address
MCDONNELL BOEHNEN HULBERT & BERGHOFF
AUDREY L. BARTNICKI
300 SOUTH WACKER DRIVE
CHICAGO, IL 60606
Assignment: 4
Reel/Frame:024259/0091   Pages: 8
Recorded: 04/20/2010
Attorney Dkt #:17223US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NEPRAS, MARSHALL J.
Exec Dt:
04/07/2010
2
TERRY, MICHAEL R.
Exec Dt:
04/08/2010
3
LEVINSON, MATTHEW I.
Exec Dt:
04/08/2010
4
BERNHARDT, RANDAL J.
Exec Dt:
04/07/2010
Assignee
1
STEPAN COMPANY
22 WEST FRONTAGE ROAD
NORTHFIELD, ILLINOIS 60093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100197560
12223884
Correspondence name and address
MCANDREWS HELD & MALLOY, LTD
500 WEST MADISON STREET
SUITE 3400
CHICAGO, IL 60661
Assignment: 5
Reel/Frame:028867/0110   Pages: 8
Recorded: 08/29/2012
Attorney Dkt #:22795US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NEPRAS, MARSHALL J.
Exec Dt:
08/10/2012
2
LUXEM, FRANZ J.
Exec Dt:
08/16/2012
3
ZAPOROWSKI, LEONARD F.
Exec Dt:
08/14/2012
4
EISENBERG, DAVID
Exec Dt:
08/10/2012
Assignee
1
STEPAN COMPANY
22 WEST FRONTAGE ROAD
NORTHFIELD, ILLINOIS 60093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8692005
US20120309993
13586023
Correspondence name and address
MCANDREWS, HELD & MALLOY, LTD.
500 W. MADISON ST.
34TH FL.
CHICAGO, IL 60661
Assignment: 6
Reel/Frame:030313/0383   Pages: 4
Recorded: 04/30/2013
Attorney Dkt #:102-073PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLEN, DAVE R.
Exec Dt:
04/05/2013
2
BERNHARDT, RANDAL J.
Exec Dt:
04/10/2013
3
BROWN, AARON
Exec Dt:
04/08/2013
4
DAMESHEK, ANATOLIY A.
Exec Dt:
04/08/2013
5
HOLLAND, BRIAN
Exec Dt:
04/16/2013
6
MALEC, ANDREW D.
Exec Dt:
04/04/2013
7
MASTERS, RONALD A.
Exec Dt:
04/15/2013
8
NEPRAS, MARSHALL J.
Exec Dt:
04/15/2013
9
SKELTON, PATTI
Exec Dt:
04/24/2013
10
WHITLOCK, LAURA LEE
Exec Dt:
04/05/2013
11
WOLFE, PATRICK SHANE
Exec Dt:
04/17/2013
Assignee
1
STEPAN COMPANY
22 W. FRONTAGE ROAD
NORTHFIELD, ILLINOIS 60093
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9187711
US20130225859
13878550
Correspondence name and address
DILWORTH IP, LLC
2 CORPORATE DRIVE - SUITE 206
TRUMBULL, CT 06611

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