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Patent Assignment Assignor Details
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Assignor Name : BURWELL, JOHN
Total Assignments: 15
Assignment: 1
Reel/Frame:005173/0319   Pages: 2
Recorded: 10/31/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BERG, ROBIN
Exec Dt:
06/09/1989
2
BURWELL, JOHN
Exec Dt:
06/09/1989
Assignee
1
XERXES CORPORATION
7901 XERXES AVE. SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4948007
NONE
07370038
Correspondence name and address
OBLON, SPIVAK, MC CLELLAND,
MAIER & NEUSTADT
FOURTH FLOOR
1755 JEFF., DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:008220/0959   Pages: 3
Recorded: 11/13/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERG, ROBIN
Exec Dt:
10/25/1996
2
BURWELL, JOHN
Exec Dt:
10/25/1996
3
OLSON, NEIL
Exec Dt:
10/25/1996
4
SMITH, JOHN
Exec Dt:
10/30/1996
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUE SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5720404
NONE
08705765
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, ET AL.
STEVEN B. KELBER
1755 JEFFERSON DAVIS HIGHWAY
FOURTH FLOOR
ARLINGTON, VA 22202
Assignment: 3
Reel/Frame:008301/0647   Pages: 3
Recorded: 11/12/1996
Conveyance: RE-RECORD TO CORRECT THE RECORDATION DATE OF 11-13-96 TO 11-12-96 PREVIOULY RECORDED AT REEL 8220 FRAME 0959
Assignors
1
BERG, ROBIN
Exec Dt:
10/25/1996
2
BURWELL, JOHN
Exec Dt:
10/25/1996
3
OLSON, NEIL
Exec Dt:
10/25/1996
4
SMITH, JOHN
Exec Dt:
10/30/1996
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUE SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5720404
NONE
08705765
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER &
NEUSTADT, P.C.
STEVEN B. KELBER
1755 JEFFERSON DAVIS HWY., 4TH FLOOR
ARLINGTON, VA 22202
Assignment: 4
Reel/Frame:009209/0818   Pages: 3
Recorded: 05/29/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERG, ROBIN
Exec Dt:
04/27/1998
2
BURWELL, JOHN
Exec Dt:
04/29/1998
3
DORRIS, ALBERT
Exec Dt:
05/01/1998
4
SMITH, JOHN
Exec Dt:
04/29/1998
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUE, SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6398057
NONE
09014629
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL
STEVEN B. KELBER
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VIRGINIA 22202
Assignment: 5
Reel/Frame:011083/0358   Pages: 3
Recorded: 09/07/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BERG, ROBIN L. SR.
Exec Dt:
08/21/2000
2
BURWELL, JOHN
Exec Dt:
08/21/2000
3
KELBER, RICHARD J.
Exec Dt:
08/28/2000
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUE SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6551024
NONE
09657225
Correspondence name and address
PIPER MARBURY RUDNICK & WOLFE LLP
JAMES M. HEINTZ
1200 NINETEENTH STREET, N.W.
WASHINGTON, D.C. 20036-2412
Assignment: 6
Reel/Frame:011301/0611   Pages: 3
Recorded: 11/20/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LY, KIET T.
Exec Dt:
09/12/2000
2
BURWELL, JOHN
Exec Dt:
09/07/2000
3
DORRIS, ALBERT F.
Exec Dt:
09/12/2000
4
BERG, ROBIN SR.
Exec Dt:
09/11/2000
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUE SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6467344
NONE
09657807
Correspondence name and address
PIPER MARBURY RUDNICK & WOLFE LLP
JAMES H. HEINTZ
1200 NINETEENTH STREET, N.W.
WASHINGTON, D.C. 20036-2412
Assignment: 7
Reel/Frame:011272/0184   Pages: 3
Recorded: 11/07/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BURWELL, JOHN
Exec Dt:
10/04/2000
2
ABEL, DON
Exec Dt:
10/20/2000
3
BATZKIEL, CHESTER
Exec Dt:
10/20/2000
4
CARTY, GREG
Exec Dt:
10/20/2000
5
GOMEZ, ONESIMO
Exec Dt:
10/23/2000
6
LEHMAN, DAVID
Exec Dt:
10/20/2000
7
SANCHEZ, ROBERTO
Exec Dt:
10/23/2000
8
BERG, ROBIN L. SR.
Exec Dt:
10/03/2000
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUE SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6889865
NONE
09617239
Correspondence name and address
PIPER MARBURY RUDNICK & WOLFE LLP
JAMES M. HEINZ
1200 NINETEENTH STREET, N.W.
WASHINGTON, DC 20036-2412
Assignment: 8
Reel/Frame:011308/0192   Pages: 3
Recorded: 11/28/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BURWELL, JOHN
Exec Dt:
11/21/2000
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUES SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6517719
NONE
09722559
Correspondence name and address
PIPER MARBURY RUBNICK & WOLFE LLP
JAMES M. HEINTZ
1200 NINETEENTH STREET, N.W.
WASHINGTON, D.C. 20036-2412
Assignment: 9
Reel/Frame:012855/0380   Pages: 5
Recorded: 05/01/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BURWELL, JOHN
Exec Dt:
04/16/2002
2
MORRISSETTE, DOUGLAS
Exec Dt:
04/12/2002
3
GRAMS, DAVID
Exec Dt:
04/12/2002
4
BERG, ROBIN L. SR.
Exec Dt:
04/11/2002
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUE SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7028967
US20030205499
10135367
Correspondence name and address
PIPER RUDNICK LLP
JAMES M. HEINTZ
1200 NINETEENTH STREET, N.W.
SUPERVISOR, PATENT PROSECUTION SERVICES
WASHINGTON, DC 20036-2412
Assignment: 10
Reel/Frame:015092/0557   Pages: 3
Recorded: 03/10/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BURWELL, JOHN
Exec Dt:
02/12/2004
2
ZAIS, MICHAEL G.
Exec Dt:
02/03/2004
3
SANCHEZ ROBERTO
Exec Dt:
02/03/2004
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUE SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7229233
US20050201830
10796198
Correspondence name and address
PIPER RUDNICK LLP
SUPERVISOR, PATENT PROSECUTION SERVICES
1200 NINETEENTH STREET, N.W.,
WASHINGTON, D.C. 20036-2412
Assignment: 11
Reel/Frame:016391/0377   Pages: 3
Recorded: 03/16/2005
Attorney Dkt #:2549-118-27
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BURWELL, JOHN
Exec Dt:
02/23/2005
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUE SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7150582
US20060210359
11080403
Correspondence name and address
DLA PIPER RUDNICK GRAY CARY U.S. LLP
1200 NINETEENTH STREET, N.W.
WASHINGTON, D.C. 20036-2412
Assignment: 12
Reel/Frame:019016/0126   Pages: 2
Recorded: 03/15/2007
Attorney Dkt #:XERX-0125-UT1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BURWELL, JOHN
Exec Dt:
03/06/2007
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUE SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080099490
11589917
Correspondence name and address
JAGTIANI + GUTTAG
10363-A DEMOCRACY LANE
FAIRFAX, VA 22030
Assignment: 13
Reel/Frame:019293/0071   Pages: 4
Recorded: 05/15/2007
Attorney Dkt #:XERX-0128-UT1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DORRIS, ALBERT
Exec Dt:
05/07/2007
2
BURWELL, JOHN
Exec Dt:
05/07/2007
3
ABEL, DON
Exec Dt:
04/30/2007
4
MUELLER, MICHAEL
Exec Dt:
05/02/2007
5
CARTY, GREG
Exec Dt:
05/01/2007
6
GRAMS, DAVE
Exec Dt:
05/08/2007
Assignee
1
XERXES CORPORATION
9701 XERXES AVENUE SOUTH
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080101864
11588245
Correspondence name and address
STEVEN B. KELBER JAGTIANI + GUTTAG
10363-A DEMOCRACY LANE
FAIRFAX, VA 22030
Assignment: 14
Reel/Frame:021652/0979   Pages: 2
Recorded: 10/08/2008
Attorney Dkt #:353.00570101
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BURWELL, JOHN
Exec Dt:
10/02/2008
Assignee
1
XERXES CORPORATION
7901 XERXES AVENUE
MINNEAPOLIS, MINNESOTA 55431
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8091728
US20100084409
12247525
Correspondence name and address
MUETING, RAASCH & GEBHARDT, P.A.
P.O. BOX 581336
MINNEAPOLIS, MN 55458-1336
Assignment: 15
Reel/Frame:026236/0637   Pages: 8
Recorded: 05/06/2011
Attorney Dkt #:353.00720101
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAWTHORNE, KEVIN BRYAN
Exec Dt:
04/04/2011
2
TIETJEN, THOMAS L.
Exec Dt:
03/24/2011
3
BURWELL, JOHN
Exec Dt:
03/25/2011
4
LEXVOLD, JEFFREY WILLIAM
Exec Dt:
03/28/2011
5
MUELLER, MICHAEL A.
Exec Dt:
03/30/2011
Assignee
1
ZCL COMPOSITES INC.
1420 PARSONS ROAD S.W.
EDMONTON, ALBERTA, CANADA T6X 1M5
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110220321
13029228
Correspondence name and address
MARK J. GEBHARDT
111 3RD AVENUE SOUTH
SUITE 350
MINNEAPOLIS, MN 55401

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