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Patent Assignment Assignor Details
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Assignor Name : EICKHOFF, STEPHEN T.
Total Assignments: 18
Assignment: 1
Reel/Frame:008903/0874   Pages: 4
Recorded: 01/09/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LU, ZHIPENG
Exec Dt:
08/15/1997
2
LINDSAY, JON
Exec Dt:
08/15/1997
3
EICKHOFF, STEPHEN T.
Exec Dt:
08/15/1997
4
KORNPROBST, MICHAEL F.
Exec Dt:
08/15/1997
Assignee
1
HYPERTHERM, INC.
ETNA ROAD
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5886315
NONE
08904694
Correspondence name and address
TESTA, HURWITZ & THIBEAULT, LLP
CHRISTOPHER W. STAMOS
PATENT ADMINISTRATOR
HIGH STREET TOWER/125 HIGH STREET
BOSTON, MA 02110
Assignment: 2
Reel/Frame:009252/0773   Pages: 5
Recorded: 06/18/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LINDSAY, JON
Exec Dt:
08/15/1997
2
EICKHOFF, STEPHEN T.
Exec Dt:
08/15/1997
3
VANDIVER, MICHAEL W.
Exec Dt:
08/15/1997
Assignee
1
HYPERTHERM, INC.
ETNA ROAD
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6084199
NONE
08905001
Correspondence name and address
TESTA, HURWITZ & THIBEAULT, LLP
CHRISTOPHER W. STAMOS
PATENT ADMINISTRATOR
HIGH STREET TOWER, 125 HIGH STREET
BOSTON, MA 02110
Assignment: 3
Reel/Frame:012133/0208   Pages: 4
Recorded: 09/04/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EICKHOFF, STEPHEN T.
Exec Dt:
07/25/2001
2
MORRIS, RONALD E.
Exec Dt:
07/25/2001
Assignee
1
HYPERTHERM, INC.
ETNA ROAD
P.O. BOX 5010
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6472631
US20020162826
09849446
Correspondence name and address
TESTA, HURWITZ & THIBEAULT, LLP
JOSEPH P. SULLIVAN
PATENT ADMINISTRATOR
HIGH STREET TOWER, 125 HIGH STREET
BOSTON, MASSACHUSETTS 02110
Assignment: 4
Reel/Frame:015517/0143   Pages: 4
Recorded: 06/30/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EICKHOFF, STEPHEN T.
Exec Dt:
07/25/2001
2
MORRIS, RONALD E.
Exec Dt:
07/25/2001
Assignee
1
HYPERTHERM, INC.
P.O. BOX 5010
ETNA ROAD
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6852943
US20030038119
10281554
Correspondence name and address
PROSKAUER ROSE LLP
GERALD E. WORTH
PATENT ADMINISTRATOR
ONE INTERNATIONAL PLACE FL 14
BOSTON, MASSACHUSETTS 02110-2600
Assignment: 5
Reel/Frame:018638/0448   Pages: 6
Recorded: 12/15/2006
Attorney Dkt #:HYP-072
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATHER, JONATHAN P.
Exec Dt:
10/20/2006
2
COOK, DAVID J.
Exec Dt:
10/20/2006
3
BOUTHILLIER, DAVID L.
Exec Dt:
10/20/2006
4
SOBR, JOHN
Exec Dt:
10/20/2006
5
EICKHOFF, STEPHEN T.
Exec Dt:
10/20/2006
Assignee
1
HYPERTHERM, INC.
ETNA ROAD
P.O. BOX 5010
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8101882
US20080272094
11468393
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 6
Reel/Frame:019295/0744   Pages: 6
Recorded: 05/15/2007
Attorney Dkt #:HYP-059B
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TWAROG, PETER JOHN
Exec Dt:
05/08/2007
2
MATHER, JONATHAN P.
Exec Dt:
05/10/2007
3
EICKHOFF, STEPHEN T.
Exec Dt:
05/01/2007
4
ROBERTS, JESSE
Exec Dt:
05/10/2007
Assignee
1
HYPERTHERM, INC.
ETNA ROAD
P.O. BOX 5010
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8035055
US20070210035
11709318
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 7
Reel/Frame:019295/0755   Pages: 5
Recorded: 05/15/2007
Attorney Dkt #:HYP-059A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATHER, JONATHAN P.
Exec Dt:
05/10/2007
2
EICKHOFF, STEPHEN T.
Exec Dt:
05/01/2007
3
ROBERTS, JESSE
Exec Dt:
05/08/2007
Assignee
1
HYPERTHERM, INC.
ETNA ROAD
P.O. BOX 5010
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8115136
US20070210034
11709315
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 03755
Assignment: 8
Reel/Frame:027850/0557   Pages: 4
Recorded: 03/13/2012
Attorney Dkt #:HYP-059AC1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATHER, JONATHAN P.
Exec Dt:
05/10/2007
2
EICKHOFF, STEPHEN T.
Exec Dt:
05/01/2007
3
ROBERTS, JESSE
Exec Dt:
05/08/2007
Assignee
1
HYPERTHERM, INC.
ETNA ROAD, P.O. BOX 5010
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8546718
US20120152912
13331906
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 9
Reel/Frame:027850/0611   Pages: 4
Recorded: 03/13/2012
Attorney Dkt #:HYP-059AC2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATHER, JONATHAN P.
Exec Dt:
05/10/2007
2
EICKHOFF, STEPHEN T.
Exec Dt:
05/01/2007
3
ROBERTS, JESSE
Exec Dt:
05/08/2007
Assignee
1
HYPERTHERM, INC.
ETNA ROAD, P.O. BOX 5010
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8541712
US20120152913
13331947
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 10
Reel/Frame:040684/0594   Pages: 4
Recorded: 12/20/2016
Attorney Dkt #:HYP-059AC3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATHER, JONATHAN P.
Exec Dt:
05/10/2007
2
EICKHOFF, STEPHEN T.
Exec Dt:
05/01/2007
3
ROBERTS, JESSE
Exec Dt:
05/08/2007
Assignee
1
HYPERTHERM, INC.
ETNA ROAD
P.O. BOX 5010
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9736918
US20170042015
15296494
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 11
Reel/Frame:035528/0289   Pages: 23
Recorded: 04/29/2015
Attorney Dkt #:HYP-154
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROBERTS, JESSE A.
Exec Dt:
02/05/2015
2
PATEL, SHREYANSH
Exec Dt:
02/12/2015
3
EICKHOFF, STEPHEN T.
Exec Dt:
02/06/2015
4
GULLOTTA, JUSTIN
Exec Dt:
02/05/2015
5
LIU, QINGHUA
Exec Dt:
02/05/2015
6
BOROWY, DENNIS M.
Exec Dt:
02/05/2015
7
DUAN, ZHENG
Exec Dt:
02/05/2015
8
RETNASWAMY, ASHOK V.
Exec Dt:
04/02/2015
9
KIM, SUNG JE
Exec Dt:
03/24/2015
Assignee
1
HYPERTHERM, INC.
ETNA ROAD, P.O. BOX 5010
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9908195
US20150343554
14610135
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 12
Reel/Frame:040942/0023   Pages: 8
Recorded: 01/11/2017
Attorney Dkt #:HYP-059AC3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATHER, JONATHAN P.
Exec Dt:
12/22/2016
2
EICKHOFF, STEPHEN T.
Exec Dt:
10/31/2016
3
ROBERTS, JESSE A.
Exec Dt:
10/31/2016
Assignee
1
HYPERTHERM, INC.
ETNA ROAD
P.O. BOX 5010
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9736918
US20170042015
15296494
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 13
Reel/Frame:046072/0183   Pages: 18
Recorded: 06/13/2018
Attorney Dkt #:HYP-199A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, YU
Exec Dt:
04/03/2018
2
ROBERTS, JESSE A.
Exec Dt:
04/03/2018
3
DUAN, ZHENG
Exec Dt:
04/05/2018
4
SCHELLER, MICHAEL
Exec Dt:
04/09/2018
5
AGAN, DAVID
Exec Dt:
03/29/2018
6
MOODY, STEVEN
Exec Dt:
03/29/2018
7
EICKHOFF, STEPHEN T.
Exec Dt:
04/02/2018
8
QUILLIA, GARRETT K.
Exec Dt:
03/29/2018
Assignee
1
HYPERTHERM, INC.
21 GREAT HOLLOW ROAD
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10335888
US20180257164
15892678
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 14
Reel/Frame:046072/0201   Pages: 18
Recorded: 06/13/2018
Attorney Dkt #:HYP-199B
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, YU
Exec Dt:
04/03/2018
2
ROBERTS, JESSE A.
Exec Dt:
04/03/2018
3
DUAN, ZHENG
Exec Dt:
04/05/2018
4
SCHELLER, MICHAEL
Exec Dt:
04/09/2018
5
AGAN, DAVID
Exec Dt:
03/29/2018
6
MOODY, STEVEN
Exec Dt:
03/29/2018
7
EICKHOFF, STEPHEN T.
Exec Dt:
04/02/2018
8
QUILLIA, GARRETT K.
Exec Dt:
03/29/2018
Assignee
1
HYPERTHERM, INC.
21 GREAT HOLLOW ROAD
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10912183
US20180228013
15892687
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 15
Reel/Frame:056143/0771   Pages: 18
Recorded: 05/05/2021
Attorney Dkt #:HYP-199BC1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, YU
Exec Dt:
04/03/2018
2
ROBERTS, JESSE A.
Exec Dt:
04/03/2018
3
DUAN, ZHENG
Exec Dt:
04/05/2018
4
SCHELLER, MICHAEL
Exec Dt:
04/09/2018
5
AGAN, DAVID
Exec Dt:
03/29/2018
6
MOODY, STEVEN
Exec Dt:
03/29/2018
7
EICKHOFF, STEPHEN T.
Exec Dt:
04/02/2018
8
QUILLIA, GARRETT K.
Exec Dt:
03/29/2018
Assignee
1
HYPERTHERM, INC.
21 GREAT HOLLOW ROAD
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210136905
17146090
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 16
Reel/Frame:051161/0314   Pages: 14
Recorded: 12/03/2019
Attorney Dkt #:HYP-156CP3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUAN, ZHENG
Exec Dt:
11/26/2019
2
EICKHOFF, STEPHEN T.
Exec Dt:
11/14/2019
3
ZHANG, YU
Exec Dt:
11/25/2019
4
ROBERTS, JESSE A.
Exec Dt:
11/11/2019
5
STREIT, ERIC
Exec Dt:
11/11/2019
6
MASON, BRANDON
Exec Dt:
11/12/2019
Assignee
1
HYPERTHERM, INC.
P.O. BOX 5010 ETNA ROAD
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11432393
US20200077504
16677175
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 17
Reel/Frame:054209/0945   Pages: 12
Recorded: 10/29/2020
Attorney Dkt #:HYP-156CP4
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, YU
Exec Dt:
10/05/2020
2
DUAN, ZHENG
Exec Dt:
10/12/2020
3
EICKHOFF, STEPHEN T.
Exec Dt:
10/12/2020
4
QUILLIA, GARRETT K.
Exec Dt:
10/16/2020
5
HANSEN, BRETT
Exec Dt:
10/19/2020
Assignee
1
HYPERTHERM INCORPORATED
ETNA ROAD
P.O. BOX 5010
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11684995
US20210029814
17036921
Correspondence name and address
PROSKAUER ROSE LLP
ONE INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 18
Reel/Frame:063600/0069   Pages: 12
Recorded: 05/10/2023
Attorney Dkt #:256001-0156CP4D1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZHANG, YU
Exec Dt:
10/05/2020
2
DUAN, ZHENG
Exec Dt:
10/12/2020
3
EICKHOFF, STEPHEN T.
Exec Dt:
10/12/2020
4
QUILLIA, GARRETT K.
Exec Dt:
10/16/2020
5
HANSEN, BRETT
Exec Dt:
10/19/2020
Assignee
1
HYPERTHERM, INC.
21 GREAT HOLLOW ROAD
HANOVER, NEW HAMPSHIRE 03755
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230271268
18195648
Correspondence name and address
CESARI AND MCKENNA, LLP
ONE LIBERTY SQUARE
SUITE 310
BOSTON, MA 02109

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