skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : LESCHNER, JURGEN
Total Assignments: 9
Assignment: 1
Reel/Frame:010722/0780   Pages: 3
Recorded: 04/03/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LESCHNER, JURGEN
Exec Dt:
03/31/2000
Assignee
1
COLLEGO CORPORATION
54 MIDDLESEX TURNPIKE
BEDFORD, MASSACHUSETTS 01730
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6519588
NONE
09541335
Correspondence name and address
WEINGARTEN, SCHURGIN, GAGNEBIN & HAYES
DAVID A. DAGG
TEN POST OFFICE SQUARE
BOSTON, MASSACHUSETTS 02109
Assignment: 2
Reel/Frame:021557/0695   Pages: 39
Recorded: 09/19/2008
Attorney Dkt #:EMS-224US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRAHAM, STEPHEN G.
Exec Dt:
08/27/2008
2
MAGUIRE, THOMAS
Exec Dt:
09/08/2008
3
REINER, DAVID STEPHEN
Exec Dt:
08/28/2008
4
NICK, JEFFREY M.
Exec Dt:
09/08/2008
5
HUSHON, JOHN D., JR.
Exec Dt:
08/25/2008
6
DAVIS, CORNELIA R.
Exec Dt:
09/10/2008
7
LESCHNER, JURGEN
Exec Dt:
09/09/2008
8
VENGUEROV, MARK
Exec Dt:
09/18/2008
Assignee
1
EMC CORPORATION
176 SOUTH STREET
HOPKINTON, MASSACHUSETTS 01748
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8112451
NONE
12215985
Correspondence name and address
DONALD W. MUIRHEAD
MUIRHEAD AND SATURNELLI, LLC
200 FRIBERG PARKWAY, SUITE 1001
WESTBOROUGH, MA 01581
Assignment: 3
Reel/Frame:024176/0829   Pages: 6
Recorded: 04/01/2010
Attorney Dkt #:600-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PROTOPOPOV, BORIS
Exec Dt:
06/24/2009
2
LESCHNER, JURGEN
Exec Dt:
06/24/2009
Assignee
1
EMC CORPORATION
176 SOUTH STREET
HOPKINTON, MASSACHUSETTS 01748
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8352941
NONE
12493295
Correspondence name and address
DAVID A. DAGG - PATENT ATTORNEY, P.C.
44 CHAPIN ROAD
NEWTON, MA 02459
Assignment: 4
Reel/Frame:034187/0086   Pages: 5
Recorded: 11/17/2014
Attorney Dkt #:1003-318.001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PROTOPOPOV, BORIS
Exec Dt:
03/30/2010
2
LESCHNER, JURGEN
Exec Dt:
03/23/2010
Assignee
1
EMC CORPORATION
176 SOUTH STREET
HOPKINTON, MASSACHUSETTS 01748
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8997096
NONE
13693605
Correspondence name and address
BAINWOOD, HUANG & ASSOCIATES, LLC
2 CONNECTOR ROAD
WESTBOROUGH, MA 01581
Assignment: 5
Reel/Frame:024324/0843   Pages: 7
Recorded: 05/03/2010
Attorney Dkt #:EMS-340US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PROTOPOPOV, BORIS V
Exec Dt:
04/15/2010
2
KANEVSKY, ARKADY
Exec Dt:
04/15/2010
3
LESCHNER, JURGEN
Exec Dt:
04/12/2010
4
DIMITROV, ROSSEN
Exec Dt:
04/19/2010
Assignee
1
EMC CORPORATION
176 SOUTH STREET
HOPKINTON, MASSACHUSETTS 01748
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8352431
NONE
12661894
Correspondence name and address
DONALD W. MUIRHEAD
MUIRHEAD AND SATURNELLI, LLC
200 FRIBERG PARKWAY, SUITE 1001
WESTBOROUGH, MA 01581
Assignment: 6
Reel/Frame:029424/0696   Pages: 7
Recorded: 12/07/2012
Attorney Dkt #:EMS-340USCON1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PROTOPOPOV, BORIS V.
Exec Dt:
04/15/2010
2
KANEVSKY, ARKADY
Exec Dt:
04/15/2010
3
LESCHNER, JURGEN
Exec Dt:
04/12/2010
4
DIMITROV, ROSSEN
Exec Dt:
04/19/2010
Assignee
1
EMC CORPORATION
176 SOUTH STREET
HOPKINTON, MASSACHUSETTS 01748
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9684659
NONE
13707788
Correspondence name and address
MUIRHEAD AND SATURNELLI, LLC
200 FRIBERG PARKWAY
SUITE 1001
WESTBOROUGH, MA 01581
Assignment: 7
Reel/Frame:024317/0267   Pages: 9
Recorded: 04/30/2010
Attorney Dkt #:EMS-337US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PROTOPOPOV, BORIS V
Exec Dt:
04/15/2010
2
DIMITROV, ROSSEN
Exec Dt:
04/19/2010
3
KANEVSKY, ARKADY
Exec Dt:
04/15/2010
4
EATON, PATRICK
Exec Dt:
04/21/2010
5
LESCHNER, JURGEN
Exec Dt:
04/13/2010
6
COHEN, DAVID
Exec Dt:
04/22/2010
Assignee
1
EMC CORPORATION
176 SOUTH STREET
HOPKINTON, MASSACHUSETTS 01748
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9817832
NONE
12658635
Correspondence name and address
DONALD W. MUIRHEAD
MUIRHEAD AND SATURNELLI, LLC
200 FRIBERG PARKWAY, SUITE 1001
WESTBOROUGH, MA 01581
Assignment: 8
Reel/Frame:024465/0562   Pages: 12
Recorded: 06/01/2010
Attorney Dkt #:EMS-341US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PROTOPOPOV, BORIS V.
Exec Dt:
05/26/2010
2
KANEVSKY, ARKADY
Exec Dt:
05/14/2010
3
LESCHNER, JURGEN
Exec Dt:
05/19/2010
4
DIMITROV, ROSSEN
Exec Dt:
05/26/2010
Assignee
1
EMC CORPORATION
176 SOUTH STREET
HOPKINTON, MASSACHUSETTS 01748
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9462056
NONE
12799513
Correspondence name and address
MUIRHEAD AND SATURNELLI, LLC
200 FRIBERG PARKWAY
SUITE 1001
WESTBOROUGH, MA 01581
Assignment: 9
Reel/Frame:035896/0316   Pages: 4
Recorded: 06/24/2015
Attorney Dkt #:1183-001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
LESCHNER, JURGEN
Exec Dt:
06/02/2015
Assignee
1
HAYDN LABS, INC.
ONE BROADWAY
FLOOR 14
CAMBRIDGE, MASSACHUSETTS 02142
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9852117
NONE
14726900
Correspondence name and address
BAINWOOD, HUANG & ASSOCIATES, LLC
2 CONNECTOR ROAD
WESTBOROUGH, MA 01581

Search Results as of: 05/25/2024 09:16 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT