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Patent Assignment Assignor Details
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Assignor Name : DUCKWORTH, DAVID
Total Assignments: 19
Assignment: 1
Reel/Frame:012507/0237   Pages: 3
Recorded: 01/14/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUCKWORTH, DAVID
Exec Dt:
01/08/2001
Assignee
1
NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATION
P.O. BOX 7663
WILMINGTON, DELAWARE 19803
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6352173
NONE
09646202
Correspondence name and address
NATIONAL STARCH AND CHEMICAL COMPANY
CYNTHIA L. FOULKE
P.O. BOX 6500
BRIDGEWATER, NEW JERSEY 08807-0500
Assignment: 2
Reel/Frame:014458/0076   Pages: 7
Recorded: 09/05/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAGNIN, CHRISTOPHE
Exec Dt:
06/26/2003
2
BURDETT, SUSAN
Exec Dt:
07/09/2003
3
KOELLIKER, ROBERT
Exec Dt:
06/25/2003
4
DUCKWORTH, DAVID
Exec Dt:
06/27/2003
Assignee
1
NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATION
1000 UNIGEMA BOULEVARD
NEW CASTLE, DELAWARE 19720
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040265504
10608163
Correspondence name and address
NATIONAL STARCH AND CHEMICAL COMPANY
CHARLES W. ALMER
P.O. BOX 6500
BRIDGEWATER, NEW JERSEY 08807-0500
Assignment: 3
Reel/Frame:015781/0429   Pages: 2
Recorded: 09/12/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TREMAINE, LAURENCE
Exec Dt:
07/22/2004
2
DUCKWORTH, DAVID
Exec Dt:
07/22/2004
3
COWES, KENDALL
Exec Dt:
07/24/2004
4
BUSINGER, KURT
Exec Dt:
07/22/2004
Assignee
1
GTECH RHODE ISLAND CORPORATION
55 TECHNOLOGY WAY
WEST GREENWICH, RHODE ISLAND 02817
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7576733
US20060007180
10890558
Correspondence name and address
KENYON & KENYON
ANDREW L. REIBMAN
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 4
Reel/Frame:016985/0143   Pages: 7
Recorded: 11/08/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MEHAFFY, JUSTIN A.
Exec Dt:
10/07/2005
2
DUCKWORTH, DAVID
Exec Dt:
10/05/2005
3
RYE, JOHN
Exec Dt:
10/13/2005
Assignee
1
NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORP
1000 UNIQEMA BOULEVARD
NEW CASTLE, NEW JERSEY 19720
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8225963
US20070080157
11244808
Correspondence name and address
CYNTHIA L. FOULKE
NATIONAL STARCH AND CHEMICAL COMPANY
P.O.BOX 6500
BRIDGEWATER, NJ 08807
Assignment: 5
Reel/Frame:017249/0078   Pages: 4
Recorded: 03/03/2006
Attorney Dkt #:3100.PKG
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUCKWORTH, DAVID
Exec Dt:
01/23/2006
2
MAZIOTTI, JOSEPH
Exec Dt:
01/31/2006
3
MEHAFFY, JUSTIN A.
Exec Dt:
03/03/2006
Assignee
1
NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATION
1000 UNIQEMA BOULEVARD
NEW CASTLE, DELAWARE 19720
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050274740
11152430
Correspondence name and address
CYNTHIA L. FOULKE
P.O. BOX 6500
NATIONAL STARCH & CHEMICAL COMPANY
BRIDGEWATER, NJ 08807
Assignment: 6
Reel/Frame:024705/0565   Pages: 8
Recorded: 07/19/2010
Attorney Dkt #:N-3105.ADH
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAGNIN, CHRISTOPHE
Exec Dt:
10/24/2006
2
BURDETT, SUSAN M.
Exec Dt:
10/18/2006
3
SPRIGGS, EMMA L.
Exec Dt:
10/18/2006
4
DUCKWORTH, DAVID
Exec Dt:
10/18/2006
5
FLUECKEN, RAINER C.
Exec Dt:
10/18/2006
6
KOELLIKER, ROBERT
Exec Dt:
10/26/2006
Assignee
1
NATIONAL STARCH AND CHEMICAL INVESTMENT HOLDING CORPORATION
1000 UNIQEMA BOULEVARD
NEW CASTLE, DELAWARE 19720
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100027370
11630853
Correspondence name and address
HENKEL CORPORATION
10 FINDERNE AVENUE
PATENT DEPARTMENT
BRIDGEWATER, NJ 08807
Assignment: 7
Reel/Frame:030549/0593   Pages: 8
Recorded: 06/05/2013
Attorney Dkt #:H 08947 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BURGSMUELLER, MILAN
Exec Dt:
01/31/2013
2
DUCKWORTH, DAVID
Exec Dt:
01/28/2013
3
PETRY, GERALD
Exec Dt:
02/15/2013
4
KRATZ, GUNTHER
Exec Dt:
01/28/2013
5
PUERKNER, ECKHARD
Exec Dt:
01/25/2013
Assignee
1
HENKEL AG & CO. KGAA
HENKELSTRASSE 67
DUESSELDORF, GERMANY 40589
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130143997
13757923
Correspondence name and address
HENKEL CORPORATION
ONE HENKEL WAY
ROCKY HILL, CT 06067
Assignment: 8
Reel/Frame:036401/0749   Pages: 8
Recorded: 08/24/2015
Attorney Dkt #:H 08947 US-DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BURGSMUELLER, MILAN
Exec Dt:
01/31/2013
2
DUCKWORTH, DAVID
Exec Dt:
01/28/2013
3
PETRY, GERALD
Exec Dt:
02/15/2013
4
KRATZ, GUNTHER
Exec Dt:
01/28/2013
5
PUERKNER, ECKHARD
Exec Dt:
01/25/2013
Assignee
1
HENKEL AG & CO. KGAA
HENKELSTRASSE 67
DUESSELDORF, GERMANY 40589
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10821631
US20150091202
14568164
Correspondence name and address
HENKEL CORPORATION
ONE HENKEL WAY
ROCKY HILL, CT 06067
Assignment: 9
Reel/Frame:030822/0527   Pages: 8
Recorded: 07/18/2013
Attorney Dkt #:087638-0216
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUI, PING
Exec Dt:
07/01/2013
2
DUCKWORTH, DAVID
Exec Dt:
07/01/2013
3
WEAVER, GARY
Exec Dt:
07/17/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9988849
US20150204444
14371221
Correspondence name and address
CAREY C. JORDAN
MCDERMOTT WILL & EMERY LLP
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 10
Reel/Frame:033270/0018   Pages: 8
Recorded: 07/09/2014
Attorney Dkt #:087638-0935
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUI, PING
Exec Dt:
07/01/2013
2
DUCKWORTH, DAVID
Exec Dt:
07/01/2013
3
WEAVER, GARY
Exec Dt:
07/17/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9988849
US20150204444
14371221
Correspondence name and address
MCDERMOTT WILL & EMERY LLP
THE MCDERMOTT BUILDING
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 11
Reel/Frame:031088/0467   Pages: 6
Recorded: 08/27/2013
Attorney Dkt #:087638-0211
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUI, PING
Exec Dt:
08/26/2013
2
DUCKWORTH, DAVID
Exec Dt:
08/23/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160237754
14371357
Correspondence name and address
IONA N. KAISER
MCDERMOTT WILL & EMERY LLP
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 12
Reel/Frame:033274/0149   Pages: 5
Recorded: 07/09/2014
Attorney Dkt #:087638-0936
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUI, PING
Exec Dt:
08/26/2013
2
DUCKWORTH, DAVID
Exec Dt:
08/23/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160237754
14371357
Correspondence name and address
MCDERMOTT WILL & EMERY LLP
THE MCDERMOTT BUILDING
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 13
Reel/Frame:031237/0750   Pages: 6
Recorded: 09/19/2013
Attorney Dkt #:087638-0213
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUI, PING
Exec Dt:
09/19/2013
2
DUCKWORTH, DAVID
Exec Dt:
09/03/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9493723
US20160177215
14371829
Correspondence name and address
IONA N. KAISER
MCDERMOTT WILL & EMERY LLP
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 14
Reel/Frame:033295/0874   Pages: 5
Recorded: 07/11/2014
Attorney Dkt #:087638-0912
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUI, PING
Exec Dt:
09/19/2013
2
DUCKWORTH, DAVID
Exec Dt:
09/03/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9493723
US20160177215
14371829
Correspondence name and address
MCDERMOTT WILL & EMERY LLP
THE MCDERMOTT BUILDING
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 15
Reel/Frame:033296/0427   Pages: 5
Recorded: 07/11/2014
Attorney Dkt #:087638-0913
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUI, PING
Exec Dt:
09/19/2013
2
DUCKWORTH, DAVID
Exec Dt:
09/03/2013
Assignee
1
HALLIBURTON ENERGY SERVICES, INC.
10200 BELLAIRE BOULEVARD
HOUSTON, TEXAS 77072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9528066
US20160010022
14329151
Correspondence name and address
MCDERMOTT WILL & EMERY LLP
THE MCDERMOTT BUILDING
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 16
Reel/Frame:047235/0823   Pages: 5
Recorded: 10/19/2018
Attorney Dkt #:PT031402US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELLIS, RICHARD
Exec Dt:
11/07/2013
2
DUCKWORTH, DAVID
Exec Dt:
11/07/2013
Assignee
1
HENKEL LTD.
APOLLO COURT, 2 BISHOP SQUARE BUSINESS PARK
HATFIELD, UNITED KINGDOM AL10 9EY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10336920
US20150322301
14806785
Correspondence name and address
HENKEL CORPORATION
ONE HENKEL WAY
ROCKY HILL, CT 06067
Assignment: 17
Reel/Frame:046139/0500   Pages: 3
Recorded: 06/20/2018
Attorney Dkt #:PT033430US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUCKWORTH, DAVID
Exec Dt:
11/04/2015
Assignee
1
HENKEL AG & CO. KGAA
HENKELSTRASSE 67
DUESSELDORF, GERMANY 40589
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10421097
US20180185872
15911365
Correspondence name and address
HENKEL CORPORATION
ONE HENKEL WAY
ROCKY HILL, CT 06067
Assignment: 18
Reel/Frame:052039/0154   Pages: 5
Recorded: 02/27/2020
Attorney Dkt #:TMOT_0001_US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CORTLAND, MATTHEW
Exec Dt:
02/20/2020
2
DUCKWORTH, DAVID
Exec Dt:
02/24/2020
Assignee
1
THE CAULDRON LONDON LTD
94 WALLIS ROAD, STUDIO D08
LONDON, GREAT BRITAIN E95LN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10661293
US20190151879
16193898
Correspondence name and address
FLASTER GREENBERG PC
1835 MARKET STREET, SUITE 1050
PHILADELPHIA, PA 19103
Assignment: 19
Reel/Frame:054192/0365   Pages: 14
Recorded: 10/28/2020
Attorney Dkt #:PLR-00TC-28933.01P-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KASTANEK, JOHN A.
Exec Dt:
06/21/2020
2
KOCH, DOUGLAS M.
Exec Dt:
06/29/2020
3
GRUBE, JOSH N.
Exec Dt:
06/23/2020
4
WOLVERTON, NICOLE M.
Exec Dt:
06/22/2020
5
MCLENNAN, BRIDGET M.
Exec Dt:
06/19/2020
6
MCCULLOUGH, ADAM C.
Exec Dt:
08/12/2020
7
O'CONNELL, DEIRDRE A.
Exec Dt:
07/28/2020
8
CURRAN, JAMIE K.
Exec Dt:
06/19/2020
9
HOFFMAN, EVAN C.
Exec Dt:
08/04/2020
10
ROYALTY, ALEX M.
Exec Dt:
07/28/2020
11
DUCKWORTH, DAVID
Exec Dt:
06/23/2020
Assignee
1
POLARIS INDUSTRIES INC.
2100 HIGHWAY 55
MEDINA, MINNESOTA 55340-9770
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11915203
US20210150490
16689212
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP
300 N. MERIDIAN STREET
SUITE 2500
INDIANAPOLIS, IN 46204

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