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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 : LETOVSKY, STANLEY
Total Assignments: 7
Assignment: 1
Reel/Frame:027101/0552   Pages: 10
Recorded: 10/21/2011
Attorney Dkt #:HELIC-32170/US-3/CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/12/2011
2
Exec Dt:
10/12/2011
3
Exec Dt:
10/14/2011
4
Exec Dt:
10/11/2011
5
Exec Dt:
10/11/2011
6
Exec Dt:
10/18/2011
Assignee
1
ONE KENDALL SQUARE
BUILDING 700
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12709057
Correspondence name and address
CASIMIR JONES, S.C.
2275 DEMING WAY
SUITE 310
MIDDLETON, WI 53562
Assignment: 2
Reel/Frame:027101/0652   Pages: 10
Recorded: 10/21/2011
Attorney Dkt #:HELIC-32170/US-4/CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/12/2011
2
Exec Dt:
10/12/2011
3
Exec Dt:
10/14/2011
4
Exec Dt:
10/11/2011
5
Exec Dt:
10/11/2011
6
Exec Dt:
10/18/2011
Assignee
1
ONE KENDALL SQUARE
BUILDING 700
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12727824
Correspondence name and address
CASIMIR JONES, S.C.
2275 DEMING WAY
310
MIDDLETON, WI 53562
Assignment: 3
Reel/Frame:032552/0376   Pages: 10
Recorded: 03/28/2014
Attorney Dkt #:SQN-010CPDV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/12/2011
2
Exec Dt:
10/12/2011
3
Exec Dt:
10/14/2011
4
Exec Dt:
10/11/2011
5
Exec Dt:
10/11/2011
6
Exec Dt:
10/18/2011
Assignee
1
ONE KENDALL SQUARE, BUILDING 700
CAMBRIDGE, MASSACHUSETTS 02139
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
13614391
 
NONE
13619039
 
NONE
14187876
Correspondence name and address
JAMES A. CULVERWELL
K&L GATES LLP; STATE ST FINANCIAL CENTER
ONE LINCOLN STREET
BOSTON, MA 02111-2950
Assignment: 4
Reel/Frame:057995/0978   Pages: 13
Recorded: 11/02/2021
Attorney Dkt #:PLA-3201-CT2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/12/2011
2
Exec Dt:
10/12/2011
3
Exec Dt:
10/14/2011
4
Exec Dt:
10/11/2011
5
Exec Dt:
10/11/2011
6
Exec Dt:
10/18/2011
Assignee
1
ONE KENDALL SQUARE
BUILDING 700
CAMBRIDGE, MASSACHUSETTS 02139
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17333569
Correspondence name and address
GRANT IP, INC.
2385 CAMINO VIDA ROBLE STE 102
CARLSBAD, CA 92011
Assignment: 5
Reel/Frame:030287/0532   Pages: 8
Recorded: 04/25/2013
Attorney Dkt #:2010806-0006 SDX-008US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/17/2013
2
Exec Dt:
04/17/2013
3
Exec Dt:
04/17/2013
Assignee
1
FOUR HARTWELL PLACE
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13841470
Correspondence name and address
CHOATE HALL & STEWART LLP-PATENT DOCKET
TWO INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 6
Reel/Frame:030287/0719   Pages: 6
Recorded: 04/25/2013
Attorney Dkt #:2010806-0008 SDX-0001-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/17/2013
2
Exec Dt:
04/17/2013
Assignee
1
FOUR HARTWELL PLACE
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13566167
Correspondence name and address
CHOATE HALL & STEWART LLP-PATENT DOCKET
TWO INTERNATIONAL PLACE
BOSTON, MA 02110
Assignment: 7
Reel/Frame:036069/0177   Pages: 8
Recorded: 07/13/2015
Attorney Dkt #:2010806-0055 SDX-008CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/12/2015
2
Exec Dt:
12/09/2014
3
Exec Dt:
12/12/2014
Assignee
1
FOUR HARTWELL PLACE
LEXINGTON, MASSACHUSETTS 02421
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14472344
Correspondence name and address
CHOATE HALL & STEWART LLP-PATENT DOCKET
TWO INTERNATIONAL PLACE
BOSTON, MA 02110

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