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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 : ELPINER, BORIS
Total Assignments: 8
Assignment: 1
Reel/Frame:004291/0997   Pages: 1
Recorded: 07/26/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ELPINER, BORIS
Exec Dt:
07/20/1984
Assignee
1
MARK CONTROLS CORPORATION, A CORP OF DE
1900 DEMPSTER STREET
EVANSTON, ILLINOIS 60204
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4590576
NONE
06634646
Correspondence name and address
WELSH & KATZ
135 SOUTH LASALLE STREET
CHICAGO, IL 60603
Assignment: 2
Reel/Frame:022046/0027   Pages: 4
Recorded: 12/31/2008
Attorney Dkt #:RIN-010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VENDROW, VLAD
Exec Dt:
11/20/2008
2
YOUNG, BRUCE
Exec Dt:
11/20/2008
3
SHAH, PRAFUL
Exec Dt:
11/24/2008
4
ELPINER, BORIS
Exec Dt:
11/24/2008
5
SHMUNIS, VLADIMIR G.
Exec Dt:
11/24/2008
Assignee
1
RINGCENTRAL, INC.
1 LAGOON DRIVE
SUITE 350
REDWOOD CITY, CALIFORNIA 94065
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9247050
US20090296907
12156457
Correspondence name and address
KENNETH R. BACKUS, JR.
200 PAGE MILL ROAD
SUITE 103
PALO ALTO, CA 94306
Assignment: 3
Reel/Frame:024330/0684   Pages: 5
Recorded: 05/04/2010
Attorney Dkt #:18166-0012001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VENDROW, VLAD
Exec Dt:
04/21/2009
2
YOUNG, BRUCE
Exec Dt:
04/21/2009
3
SHAH, PRAFUL
Exec Dt:
04/21/2009
4
ELPINER, BORIS
Exec Dt:
05/14/2009
5
SHMUNIS, VLADIMIR
Exec Dt:
04/23/2009
Assignee
1
RINGCENTRAL, INC.
999 BAKER WAY, 5TH FL
SAN MATEO, CALIFORNIA 94404
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8885813
US20100128867
12620641
Correspondence name and address
ALEX CHAN
FISH & RICHARDSON, P.C.
PO BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 4
Reel/Frame:024330/0704   Pages: 5
Recorded: 05/04/2010
Attorney Dkt #:18166-0013001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VENDROW, VLAD
Exec Dt:
04/21/2009
2
YOUNG, BRUCE
Exec Dt:
04/21/2009
3
SHAH, PRAFUL
Exec Dt:
04/21/2009
4
ELPINER, BORIS
Exec Dt:
05/14/2009
5
SHMUNIS, VLADIMIR
Exec Dt:
04/23/2009
Assignee
1
RINGCENTRAL, INC.
999 BAKER WAY, 5TH FL
SAN MATEO, CALIFORNIA 94404
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8780383
US20100128291
12469573
Correspondence name and address
ALEX CHAN
FISH & RICHARDSON, P.C.
PO BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 5
Reel/Frame:024331/0073   Pages: 5
Recorded: 05/04/2010
Attorney Dkt #:18166-0014001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VENDROW, VLAD
Exec Dt:
04/21/2009
2
YOUNG, BRUCE
Exec Dt:
04/21/2009
3
SHAH, PRAFUL
Exec Dt:
04/21/2009
4
ELPINER, BORIS
Exec Dt:
05/14/2009
5
SHMUNIS, VLADIMIR
Exec Dt:
04/23/2009
Assignee
1
RINGCENTRAL, INC.
999 BAKER WAY, 5TH FL
SAN MATEO, CALIFORNIA 94404
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8204479
US20100184408
12620915
Correspondence name and address
ALEX CHAN
FISH & RICHARDSON, P.C.
PO BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 6
Reel/Frame:024331/0421   Pages: 5
Recorded: 05/04/2010
Attorney Dkt #:18166-0015001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VENDROW, VLAD
Exec Dt:
04/21/2009
2
YOUNG, BRUCE
Exec Dt:
04/21/2009
3
SHAH, PRAFUL
Exec Dt:
04/21/2009
4
ELPINER, BORIS
Exec Dt:
05/14/2009
5
SHMUNIS, VLADIMIR
Exec Dt:
04/23/2009
Assignee
1
RINGCENTRAL, INC.
999 BAKER WAY, 5TH FL
SAN MATEO, CALIFORNIA 94404
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8611879
US20100130228
12620642
Correspondence name and address
ALEX CHAN
FISH & RICHARDSON, P.C.
PO BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 7
Reel/Frame:024331/0672   Pages: 5
Recorded: 05/04/2010
Attorney Dkt #:18166-0016001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VENDROW, VLAD
Exec Dt:
04/21/2009
2
YOUNG, BRUCE
Exec Dt:
04/21/2009
3
SHAH, PRAFUL
Exec Dt:
04/21/2009
4
ELPINER, BORIS
Exec Dt:
05/14/2009
5
SHMUNIS, VLADIMIR
Exec Dt:
04/23/2009
Assignee
1
RINGCENTRAL, INC.
999 BAKER WAY, 5TH FL
SAN MATEO, CALIFORNIA 94404
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100128861
12626168
Correspondence name and address
ALEX CHAN
FISH & RICHARDSON, P.C.
PO BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 8
Reel/Frame:024332/0244   Pages: 5
Recorded: 05/04/2010
Attorney Dkt #:18166-0017001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VENDROW, VLAD
Exec Dt:
04/21/2009
2
YOUNG, BRUCE
Exec Dt:
04/21/2009
3
SHAH, PRAFUL
Exec Dt:
04/21/2009
4
ELPINER, BORIS
Exec Dt:
05/14/2009
5
SHMUNIS, VLADIMIR
Exec Dt:
04/23/2009
Assignee
1
RINGCENTRAL, INC.
999 BAKER WAY, 5TH FL
SAN MATEO, CALIFORNIA 94404
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8838082
US20100183134
12626075
Correspondence name and address
ALEX CHAN
FISH & RICHARDSON, P.C.
PO BOX 1022
MINNEAPOLIS, MN 55440-1022

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