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 : KONTSEVICH, LEONID
Total Assignments: 21
Assignment: 1
Reel/Frame:029947/0016   Pages: 3
Recorded: 03/07/2013
Attorney Dkt #:44526-500 [13009861
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
02/27/2013
Assignee
1
2400 COUNTRY DRIVE, SUITE 200
FREMONT, CALIFORNIA 94536
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13009861
Correspondence name and address
JAMES P. CLEARY, ESQ
3580 CARMEL MOUNTAIN ROAD, SUITE 300
SAN DIEGO, CA 92130
Assignment: 2
Reel/Frame:031020/0058   Pages: 2
Recorded: 08/15/2013
Attorney Dkt #:44526-503001US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/12/2013
2
Exec Dt:
08/12/2013
Assignee
1
201 CALIFORNIA STREET
SUITE 950
SAN FRANCISCO, CALIFORNIA 94111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13015547
Correspondence name and address
MINTZ, LEVIN
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 3
Reel/Frame:031472/0626   Pages: 2
Recorded: 10/24/2013
Attorney Dkt #:44526-511F01US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/14/2013
Assignee
1
201 CALIFORNIA STREET
SUITE 950
SAN FRANCISCO, CALIFORNIA 94111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13009861
Correspondence name and address
MINTZ, LEVIN
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 4
Reel/Frame:031289/0380   Pages: 2
Recorded: 09/26/2013
Attorney Dkt #:44526-505001US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/20/2013
2
Exec Dt:
09/20/2013
Assignee
1
201 CALIFORNIA ST.
SUITE 950
SAN FRANCISCO, CALIFORNIA 94111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13953468
Correspondence name and address
MINTZ LEVIN
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 5
Reel/Frame:031289/0806   Pages: 2
Recorded: 09/26/2013
Attorney Dkt #:44526-506001US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/20/2013
2
Exec Dt:
09/20/2013
Assignee
1
201 CALIFORNIA ST.
SUITE 950
SAN FRANCISCO, CALIFORNIA 94111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13953485
Correspondence name and address
MINTZ LEVIN
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 6
Reel/Frame:033058/0268   Pages: 2
Recorded: 06/09/2014
Attorney Dkt #:44526-509001US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/20/2013
2
Exec Dt:
09/20/2013
3
Exec Dt:
09/20/2013
4
Exec Dt:
09/20/2013
Assignee
1
201 CALIFORNIA ST.
SUITE 950
SAN FRANCISCO, CALIFORNIA 94111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13971449
Correspondence name and address
MINTZ LEVIN
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 7
Reel/Frame:033058/0727   Pages: 2
Recorded: 06/09/2014
Attorney Dkt #:44526-508001US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/20/2013
2
Exec Dt:
09/20/2013
3
Exec Dt:
09/20/2013
4
Exec Dt:
09/20/2013
Assignee
1
201 CALIFORNIA ST.
SUITE 950
SAN FRANCISCO, CALIFORNIA 94111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13959929
Correspondence name and address
MINTZ LEVIN
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 8
Reel/Frame:033058/0772   Pages: 2
Recorded: 06/09/2014
Attorney Dkt #:44526-510001US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/20/2013
2
Exec Dt:
09/20/2013
3
Exec Dt:
09/20/2013
4
Exec Dt:
09/20/2013
Assignee
1
201 CALIFORNIA ST.
SUITE 950
SAN FRANCISCO, CALIFORNIA 94111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13969309
Correspondence name and address
MINTZ LEVIN
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 9
Reel/Frame:033058/0908   Pages: 2
Recorded: 06/09/2014
Attorney Dkt #:44526-507001US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/20/2013
2
Exec Dt:
09/20/2013
3
Exec Dt:
09/20/2013
4
Exec Dt:
09/20/2013
Assignee
1
201 CALIFORNIA ST.
SUITE 950
SAN FRANCISCO, CALIFORNIA 94111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13958779
Correspondence name and address
MINTZ LEVIN
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 10
Reel/Frame:033329/0526   Pages: 2
Recorded: 07/15/2014
Attorney Dkt #:44526-512001US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/01/2014
2
Exec Dt:
07/01/2014
3
Exec Dt:
07/01/2014
4
Exec Dt:
07/01/2014
Assignee
1
201 CALIFORNIA STREET
SUITE 950
SAN FRANCISCO, CALIFORNIA 94111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14055623
Correspondence name and address
MINTZ LEVIN
ONE FINANCIAL CENTER
BOSTON, MA 02111
Assignment: 11
Reel/Frame:035017/0738   Pages: 4
Recorded: 02/24/2015
Attorney Dkt #:LEAP 1066-3/LPM-034CP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/19/2015
2
Exec Dt:
12/15/2014
3
Exec Dt:
12/05/2014
4
Exec Dt:
02/11/2015
5
Exec Dt:
12/05/2014
6
Exec Dt:
12/04/2014
Assignee
1
333 BRYANT ST. LL150
SAN FRANCISCO, CALIFORNIA 94107
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14476694
Correspondence name and address
HAYNES BEFFEL AND WOLFELD LLP
637 MAIN ST.
HALF MOON BAY, CA 94019
Assignment: 12
Reel/Frame:039865/0667   Pages: 7
Recorded: 08/30/2016
Attorney Dkt #:LEAP 1066-3/LPM-034CP
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNORS EXECUTION DATE PREVIOUSLY RECORDED AT REEL: 035017 FRAME: 0738. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT .
Assignors
1
Exec Dt:
02/11/2016
2
Exec Dt:
02/11/2016
3
Exec Dt:
02/26/2016
4
Exec Dt:
02/26/2016
5
Exec Dt:
02/26/2016
6
Exec Dt:
01/14/2016
Assignee
1
333 BRYANT STREET
LL150
SAN FRANCISCO, CALIFORNIA 94107
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14476694
Correspondence name and address
HAYNES, BEFFEL & WOLFELD LLP
637 MAIN ST
PO BOX 366
HALF MOON BAY, CA 94019
Assignment: 13
Reel/Frame:039885/0648   Pages: 7
Recorded: 08/31/2016
Attorney Dkt #:LEAP 1066-3/LPM-034CP
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ORIGINAL ASSIGNMENT DOCUMENT PREVIOUSLY RECORDED ON REEL 035017 FRAME 0738. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/11/2016
2
Exec Dt:
02/11/2016
3
Exec Dt:
02/26/2016
4
Exec Dt:
02/26/2016
5
Exec Dt:
02/26/2016
6
Exec Dt:
01/14/2016
Assignee
1
333 BRYANT STREET
LL150
SAN FRANCISCO, CALIFORNIA 94107
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
14476694
Correspondence name and address
HAYNES, BEFFEL & WOLFELD LLP
637 MAIN ST
PO BOX 366
HALF MOON BAY, CA 94019
Assignment: 14
Reel/Frame:049068/0343   Pages: 4
Recorded: 05/02/2019
Attorney Dkt #:LEAP 1066-4
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/11/2016
2
Exec Dt:
02/11/2016
3
Exec Dt:
02/26/2016
4
Exec Dt:
02/26/2016
5
Exec Dt:
02/26/2016
6
Exec Dt:
01/14/2016
Assignee
1
321 11TH STREET
SAN FRANCISCO, CALIFORNIA 94103
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16402134
Correspondence name and address
LEAP MOTION, INC., C/O HAYNES BEFFEL & W
P.O. BOX 366
HALF MOON BAY, CA 94019
Assignment: 15
Reel/Frame:054318/0477   Pages: 4
Recorded: 11/09/2020
Attorney Dkt #:ULTI 1066-5
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/11/2016
2
Exec Dt:
02/11/2016
3
Exec Dt:
02/26/2016
4
Exec Dt:
02/26/2016
5
Exec Dt:
02/26/2016
6
Exec Dt:
01/14/2016
Assignee
1
333 BRYANT STREET
LL150
SAN FRANCISCO, CALIFORNIA 94107
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17093490
Correspondence name and address
HAYNES BEFFEL & WOLFELD LLP
637 MAIN STREET
P.O BOX 366
HALF MOON BAY, CA 94019
Assignment: 16
Reel/Frame:063524/0736   Pages: 4
Recorded: 05/03/2023
Attorney Dkt #:ULTI 1066-6
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/11/2016
2
Exec Dt:
02/11/2016
3
Exec Dt:
02/26/2016
4
Exec Dt:
02/26/2016
5
Exec Dt:
02/26/2016
6
Exec Dt:
01/14/2016
Assignee
1
333 BRYANT STREET, LL150
SAN FRANCISCO, CALIFORNIA 94107
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18094272
Correspondence name and address
HAYNES BEFFEL & WOLFELD LLP
P.O. BOX 366
HALF MOON BAY, CA 94019
Assignment: 17
Reel/Frame:042620/0171   Pages: 3
Recorded: 06/06/2017
Attorney Dkt #:REDR 1003-1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/06/2017
2
Exec Dt:
06/06/2017
Assignee
1
1001 BAYHILL DRIVE
SUITE 220
SAN BRUNO, CALIFORNIA 94066
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15615683
Correspondence name and address
HAYNES BEFFEL & WOLFELD LLP
P O BOX 366
MARK A. HAYNES
HALF MOON BAY, CA 94019
Assignment: 18
Reel/Frame:043808/0708   Pages: 3
Recorded: 10/06/2017
Attorney Dkt #:REDR 1002-2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/05/2017
2
Exec Dt:
10/05/2017
Assignee
1
150 EXECUTIVE PARK BLVD, SUITE 3300
SAN FRANCISCO, CALIFORNIA 94134
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15726322
Correspondence name and address
HAYNES BEFFEL AND WOLFELD LLP
PO BOX 366
HALF MOON BAY, CA 94019
Assignment: 19
Reel/Frame:053679/0554   Pages: 7
Recorded: 09/02/2020
Attorney Dkt #:1135P0005US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/31/2020
2
Exec Dt:
08/18/2020
3
Exec Dt:
08/20/2020
Assignee
1
150 EXECUTIVE PARK BLVD., SUITE 3050
SAN FRANCISCO, CALIFORNIA 94134
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16954179
Correspondence name and address
BRAD BERTOGLIO C/O INTELINK LAW GROUP PC
ONE MARKET STREET, SPEAR TOWER STE 3600
SAN FRANCISCO, CA 94105
Assignment: 20
Reel/Frame:053679/0603   Pages: 5
Recorded: 09/02/2020
Attorney Dkt #:1135P0006US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/31/2020
2
Exec Dt:
08/18/2020
Assignee
1
150 EXECUTIVE PARK BLVD., SUITE 3050
SAN FRANCISCO, CALIFORNIA 94134
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16954202
Correspondence name and address
BRAD BERTOGLIO C/O INTELINK LAW GROUP PC
ONE MARKET STREET, SPEAR TOWER STE 3600
SAN FRANCISCO, CA 94105
Assignment: 21
Reel/Frame:054230/0499   Pages: 7
Recorded: 10/30/2020
Attorney Dkt #:1135P0004US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/23/2020
2
Exec Dt:
10/24/2020
3
Exec Dt:
10/28/2020
4
Exec Dt:
10/23/2020
Assignee
1
7 RED ROCK WAY
SAN FRANCISCO, CALIFORNIA 94131
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
16964981
 
NONE
17013772
 
NONE
17016171
 
NONE
17063522
Correspondence name and address
BRAD BERTOGLIO C/O INTELINK LAW GROUP PC
ONE MARKET STREET, SPEAR TOWER STE 3600
SAN FRANCISCO, CA 94105

Search Results as of: 05/11/2024 10:25 PM
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