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Patent Assignment Assignor Details
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Assignor Name : DATTA, UTPAL
Total Assignments: 20
Assignment: 1
Reel/Frame:007616/0202   Pages: 3
Recorded: 03/06/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DATTA, UTPAL
Exec Dt:
01/10/1995
2
CARLSON, DAVID G.
Exec Dt:
01/10/1995
Assignee
1
CABLETRON SYSTEMS, INC.
35 INDUSTRIAL WAY
ROCHESTER, NEW HAMPSHIRE 03867
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5748781
NONE
08368414
Correspondence name and address
THERESE A. HENDRICKS
C/O WOLF, GREENFIELD & SACKS, P.C.
FEDERAL RESERVE PLAZA
600 ATLANTIC AVENUE
BOSTON, MASSACHUSETTS 02210
Assignment: 2
Reel/Frame:007423/0302   Pages: 3
Recorded: 03/22/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEWIS, LUNDY
Exec Dt:
02/23/1995
2
DATTA, UTPAL
Exec Dt:
02/23/1995
Assignee
1
CABLETRON SYSTEMS, INC.
35 INDUSTRIAL WAY
ROCHESTER, NEW HAMPSHIRE 03867
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5706436
NONE
08382294
Correspondence name and address
THERESE A. HENDRICKS
C/O WOLF, GREENFIELD & SACKS, P.C.
FEDERAL RESERVE PLAZA
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 3
Reel/Frame:015201/0681   Pages: 3
Recorded: 09/30/2004
Conveyance: NUNC PRO TUNC - EFFCE 10/24/1997
Assignors
1
LEWIS, LUNDY
Exec Dt:
03/08/1995
2
DATTA, UTPAL
Exec Dt:
03/08/1995
Assignee
1
CABLETRON SYSTEMS, INC.
35 INDUSTRIAL WAY
PO BOX 5005
ROCHESTER, NEW HAMPSHIRE 03867-5005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5987442
NONE
08960076
Correspondence name and address
LAHIVE & COCKFIELD, LLP
DAVID R. BURNS
28 STATE STREET
BOSTON, MA 02109
Assignment: 4
Reel/Frame:007770/0444   Pages: 3
Recorded: 11/01/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DATTA, UTPAL
Exec Dt:
09/18/1995
2
WAGNER, MARK
Exec Dt:
10/09/1995
Assignee
1
CABLETRON SYSTEMS, INC.
P.O. BOX 5005
35 INDUSTRIAL WAY
ROCHESTER, NEW HAMPSHIRE 03867
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5649103
NONE
08502163
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
THERESA A. HENDRICKS
FEDERAL RESERVE PLAZA
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 5
Reel/Frame:008779/0233   Pages: 4
Recorded: 10/08/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PURANIK, VINEETA
Exec Dt:
06/16/1997
2
DATTA, UTPAL
Exec Dt:
07/01/1997
3
BARLOW, RACHAEL
Exec Dt:
06/16/1997
Assignee
1
CABLETRON SYSTEMS, INC.
P.O. BOX 5005
35 INDUSTRIAL WAY
ROCHESTER, NEW HAMPSHIRE 03867
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6003090
NONE
08842049
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
THERESE A. HENDRICKS
FEDERAL RESERVE PLAZA
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 6
Reel/Frame:008775/0157   Pages: 3
Recorded: 10/08/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DATTA, UTPAL
Exec Dt:
08/25/1997
2
LEWIS, LUNDY
Exec Dt:
08/25/1997
Assignee
1
CABLETRON SYSTEMS, INC.
P.O. BOX 5005
35 INDUSTRIAL WAY
ROCHESTER, NEW HAMPSHIRE 03867
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6209033
NONE
08855222
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
THERESE A. HENDRICKS
FEDERAL RESERVE PLAZA
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 7
Reel/Frame:009086/0037   Pages: 4
Recorded: 03/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEWIS, LUNDY
Exec Dt:
03/02/1998
2
SPARGO, GLENN
Exec Dt:
03/02/1998
3
DATTA, UTPAL
Exec Dt:
03/02/1998
Assignee
1
CABLETRON SYSTEMS, INC.
35 INDUSTRIAL WAY, P.O. BOX 5005
ROCHESTER, NEW HAMPSHIRE 03867
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6026442
NONE
08976866
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
THERESE A. HENDRICKS
FEDERAL RESERVE PLAZA
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 8
Reel/Frame:015105/0227   Pages: 3
Recorded: 09/03/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DONIS, MARC
Exec Dt:
06/18/1998
2
LEWIS, LUNDY
Exec Dt:
06/12/1998
3
DATTA, UTPAL
Exec Dt:
06/12/1998
Assignee
1
CABLETRON SYSTEMS, INC.
PO BOX 5005
ROCHESTER, NEW YORK 03867
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020075882
09883075
Correspondence name and address
LAHIVE & COCKFIELD LLP
DAVID R. BURNS
28 STATE STREET
BOSTON, MA 02109
Assignment: 9
Reel/Frame:015327/0579   Pages: 4
Recorded: 11/02/2004
Conveyance: RECEIVING PARTY ADDRESS
Assignors
1
DONIS, MARC
Exec Dt:
06/18/1998
2
LEWIS, LUNDY
Exec Dt:
06/12/1998
3
DATTA, UTPAL
Exec Dt:
06/12/1998
Assignee
1
CABLETRON SYSTEMS INC.
P.O. BOX 5005
35 INDUSTRIAL WAY
ROCHESTER, NEW HAMPSHIRE 03867-5005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020075882
09883075
Correspondence name and address
LAHIVE & COCKFIELD, LLP
DAVID R. BURNS
28 STATE STREET
BOSTON, MA 02109
Assignment: 10
Reel/Frame:015327/0713   Pages: 4
Recorded: 11/02/2004
Attorney Dkt #:APB-035
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE RECEIVING PARTY ADDRESS PREVIOUSLY RECORDED ON REEL 015105 FRAME 0227
Assignors
1
DONIS, MARC
Exec Dt:
06/18/1998
2
LEWIS, LUNDY
Exec Dt:
06/12/1998
3
DATTA, UTPAL
Exec Dt:
06/12/1998
Assignee
1
CABLETRON SYSTEMS INC.
35 INDUSTRIAL WAY
PO BOX 5005
ROCHESTER, NEW HAMPSHIRE 03867-5005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020075882
09883075
Correspondence name and address
LAHIVE & COCKFIELD LLP
DAVID R. BURNS
28 STATE STREET
BOSTON, MA 02109
Assignment: 11
Reel/Frame:009477/0522   Pages: 4
Recorded: 09/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEWIS, LUNDY
Exec Dt:
09/01/1998
2
ARROWSMITH, RUSSELL
Exec Dt:
08/25/1998
3
DATTA, UTPAL
Exec Dt:
08/25/1998
4
TAYLOR, DAVID
Exec Dt:
09/03/1998
Assignee
1
CABLETRON SYSTEMS, INC.
P.O. BOX 5005
35 INDUSTRIAL WAY
ROCHESTER, NEW HAMPSHIRE 03867
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6255943
NONE
09124204
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
THERESE A. HENDRICKS
FEDERAL RESERVE PLAZA
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 12
Reel/Frame:015215/0355   Pages: 7
Recorded: 10/05/2004
Conveyance: NUNC PRO TUNC- EFFECTIVE: JULY 2, 2001
Assignors
1
LEWIS, LUNDY
Exec Dt:
09/01/1998
2
ARROWSMITH, RUSSELL
Exec Dt:
08/25/1998
3
DATTA, UTPAL
Exec Dt:
08/25/1998
4
TAYLOR, DAVID K.
Exec Dt:
09/03/1998
Assignee
1
CABLETRON SYSTEMS, INC.
35 INDUSTRIAL WAY
P.O. BOX 5005
ROCHESTER, NEW HAMPSHIRE 03867-5005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6603396
US20020050926
09896949
Correspondence name and address
LAHIVE & COCKFIELD, LLP
DAVID R. BURNS
28 STATE STREET
BOSTON, MA 02109
Assignment: 13
Reel/Frame:015215/0549   Pages: 4
Recorded: 10/05/2004
Conveyance: NUNC PRO TUNC ASSIGNMENT (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEWIS, LUNDY
Exec Dt:
09/01/1998
2
ARROWSMITH, RUSSELL
Exec Dt:
08/25/1998
3
DATTA, UTPAL
Exec Dt:
08/25/1998
4
TAYLOR, DAVID K.
Exec Dt:
09/03/1998
Assignee
1
CABLETRON SYSTEMS, INC.
35 INDUSTRIAL WAY
PO BOX 5005
ROCHESTER, NEW HAMPSHIRE 03867-5005
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6603396
US20020050926
09896949
Correspondence name and address
LAHIVE & COCKFIELD, LLP
DAVID R. BURNS
28 STATE STREET
BOSTON, MASSACHUSETTS 02109
Assignment: 14
Reel/Frame:009850/0861   Pages: 8
Recorded: 03/25/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEWIS, LUNDY
Exec Dt:
02/22/1999
2
MALIK, RAJIV
Exec Dt:
02/22/1999
3
SYCAMORE, STEVE
Exec Dt:
02/22/1999
4
DATTA, UTPAL
Exec Dt:
03/05/1999
5
HAMMAR, GIFF
Exec Dt:
03/15/1999
Assignee
1
CABLETON SYSTEMS, INC.
35 INDUSTRIAL WAY
ROCHESTER, NEW HAMPSHIRE 03867
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6421719
NONE
09164139
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
THERESE A. HENDRICKS
FEDERAL RESERVE PLAZA
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 15
Reel/Frame:010038/0267   Pages: 7
Recorded: 06/21/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLACK, DARRYL P.
Exec Dt:
06/03/1999
2
BULLARD, WILLIAM CARTER CARROLL
Exec Dt:
06/17/1999
3
FARRELL, KEVIN
Exec Dt:
06/03/1999
4
DATTA, UTPAL
Exec Dt:
06/03/1999
Assignee
1
NORTEL NETWORKS CORPORATION
380 ST. ANTOINE STREET WEST, 8TH FLOOR
WORLD TRADE CENTER AT MONTREAL
MONTREAL, QUEBEC H2Y 3Y4, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7167860
NONE
09276056
Correspondence name and address
FISH & RICHARDSON P.C.
DENIS G. MALONEY
225 FRANKLIN STREET
BOSTON, MA 02110-2804
Assignment: 16
Reel/Frame:010540/0726   Pages: 8
Recorded: 01/18/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GHANNAM, JEFF
Exec Dt:
11/03/1999
2
LOOMIS, TODD A.
Exec Dt:
11/01/1999
3
LEWIS, LUNDY M.
Exec Dt:
01/05/2000
4
DATTA, UTPAL
Exec Dt:
10/25/1999
Assignee
1
CABLETRON SYSTEMS, INC.
BOX 5005
35 INDUSTRIAL WAY
ROCHESTER, NEW HAMPSHIRE 03867
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6651062
US20020188584
09386571
Correspondence name and address
CABLETRON SYSTEMS, INC.
NORMA E. HENDERSON
35 INDUSTRIAL WAY, 35E/LL
ROCHESTER, NEW HAMPSHIRE 03867
Assignment: 17
Reel/Frame:010827/0029   Pages: 4
Recorded: 05/19/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DATTA, UTPAL
Exec Dt:
05/16/2000
2
LANDON, TIMOTHY C.
Exec Dt:
05/16/2000
3
FARRELL, KEVIN
Exec Dt:
05/16/2000
Assignee
1
NORTEL NETWORKS LIMITED
8TH FLOOR
WORLD TRADE CENTER OF MONTREAL, 380 ST. ANTOINE STREET WEST
MONTREAL, QUEBEC H2Y 3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7024472
NONE
09574011
Correspondence name and address
FISH & RICHARDSON P.C.
DENIS G. MALONEY
225 FRANKLIN STREET
BOSTON, MA 02110-2804
Assignment: 18
Reel/Frame:012832/0286   Pages: 9
Recorded: 04/16/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DATTA, UTPAL
Exec Dt:
03/30/2002
2
FARRELL, KEVIN
Exec Dt:
03/20/2002
3
LANDON, TIMOTHY C.
Exec Dt:
03/28/2002
4
ROGERS, JEFFREY C.
Exec Dt:
03/28/2002
5
GHERSIN, NORBERT
Exec Dt:
04/03/2002
Assignee
1
NORTEL NETWORKS LIMITED
2351 BOULEVARD ALFRED-NOBEL
ST. LAURENT, QUEBEC, H4S 2A9, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020112196
10044847
Correspondence name and address
FISH & RICHARDSON P.C.
DENIS G. MALONEY
225 FRANKLIN STREET
BOSTON, MASSACHUSETTS 02110-2804
Assignment: 19
Reel/Frame:013185/0856   Pages: 8
Recorded: 08/13/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DATTA, UTPAL
Exec Dt:
03/30/2002
2
FARRELL, KEVIN
Exec Dt:
03/20/2002
3
LANDON, TIMOTHY
Exec Dt:
03/28/2002
4
GHERSIN, NORBERT
Exec Dt:
04/03/2002
Assignee
1
NORTEL NETWORKS LIMITED
2351BOULEVARD ALFRED-NOBEL
ST. LAURENT, QUEBEC H4S 2A9, CANADA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020188426
10044814
Correspondence name and address
DOCKET CLERK
P.O. DRAWER 800889
DALLAS, TX 75380
Assignment: 20
Reel/Frame:013448/0580   Pages: 4
Recorded: 10/31/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DONZE, FABIAN
Exec Dt:
10/08/2002
2
DATTA, UTPAL
Exec Dt:
10/08/2002
Assignee
1
APPIQ
200 WHEELER ROAD
SOUTH TOWER
BURLINGTON, MASSACHUSETTS 01803
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040054782
10244704
Correspondence name and address
FISH & RICHARDSON P.C.
DENIS G. MALONEY
225 FRANKLIN STREET
BOSTON, MA 02110-2804

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