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Patent Assignment Assignor Details
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Assignor Name : O'KEEFE, SEAN SEBASTIAN
Total Assignments: 8
Assignment: 1
Reel/Frame:010221/0092   Pages: 2
Recorded: 09/02/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
O'KEEFE, SEAN SEBASTIAN
Exec Dt:
08/30/1999
2
ANDERSON, KEITH DOUGLAS
Exec Dt:
08/30/1999
Assignee
1
NORTEL NETWORKS CORPORATION
WORLD TRADE CENTER OF MONTREAL
380 ST. ANTOINE STREET WEST, 8TH FLOOR
MONTREAL, QUEBEC, CANADA H2Y 3
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6246826
NONE
09388628
Correspondence name and address
NORTEL NETWORKS CORPORATION
VICTORIA DONNELLY
INTELLECTUAL PROPERTY GROUP
P.O. BOX 3511, STATION C
OTTAWA, ONTARIO, CANADA K1Y 4H7
Assignment: 2
Reel/Frame:039041/0790   Pages: 3
Recorded: 06/29/2016
Attorney Dkt #:18311/017001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUK, TOM
Exec Dt:
11/02/2015
2
FALT, CHRISTOPHER
Exec Dt:
11/03/2015
3
O'KEEFE, SEAN SEBASTIAN
Exec Dt:
11/03/2015
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076-1426
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10209127
US20170131142
14933692
Correspondence name and address
OSHA LIANG LLP
ROBERT P. LORD
909 FANNIN, SUITE 3500
HOUSTON, TX 77010
Assignment: 3
Reel/Frame:048237/0263   Pages: 3
Recorded: 02/05/2019
Attorney Dkt #:10.2288.CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUK, TOM
Exec Dt:
11/02/2015
2
FALT, CHRISTOPHER
Exec Dt:
11/03/2015
3
O'KEEFE, SEAN SEBASTIAN
Exec Dt:
11/03/2015
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11099065
US20190170574
16267436
Correspondence name and address
CLEMENTS BERNARD WALKER PLLC - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 4
Reel/Frame:049798/0499   Pages: 2
Recorded: 07/19/2019
Attorney Dkt #:10.2666
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
O'KEEFE, SEAN SEBASTIAN
Exec Dt:
07/12/2019
2
DELISLE-SIMARD, ALEXANDRE
Exec Dt:
07/18/2019
3
PAINCHAUD, YVES
Exec Dt:
07/15/2019
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11226504
US20210018768
16516381
Correspondence name and address
CLEMENTS BERNARD WALKER PLLC - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 5
Reel/Frame:051508/0880   Pages: 4
Recorded: 01/14/2020
Attorney Dkt #:CIENA-106-B
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PELLETIER, FRANÇOIS
Exec Dt:
12/06/2019
2
O'KEEFE, SEAN SEBASTIAN
Exec Dt:
12/09/2019
3
LATRASSE, CHRISTINE
Exec Dt:
12/09/2019
4
PAINCHAUD, YVES
Exec Dt:
12/06/2019
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11217713
US20210167230
16741988
Correspondence name and address
YOUNG BASILE HANLON & MACFARLANE, P.C.
3001 WEST BIG BEAVER RD.
SUITE 624
TROY, MI 48084
Assignment: 6
Reel/Frame:052375/0561   Pages: 3
Recorded: 04/13/2020
Attorney Dkt #:CIENA-111-A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VITIC, MICHAEL
Exec Dt:
04/01/2020
2
O'KEEFE, SEAN SEBASTIAN
Exec Dt:
04/01/2020
3
LATRASSE, CHRISTINE
Exec Dt:
04/10/2020
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11391627
NONE
16835902
Correspondence name and address
YOUNG BASILE HANLON & MACFARLANE, P.C.
3001 WEST BIG BEAVER RD.
SUITE 624
TROY, MI 48084
Assignment: 7
Reel/Frame:058893/0149   Pages: 2
Recorded: 02/04/2022
Attorney Dkt #:10.2931
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAMANI, ALIREZA
Exec Dt:
02/03/2022
2
VITIC, MICHAEL
Exec Dt:
02/02/2022
3
O'KEEFE, SEAN SEBASTIAN
Exec Dt:
02/04/2022
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220336691
17592992
Correspondence name and address
CLEMENTS BERNARD BARATTA WALKER - CIENA
10715 SIKES PLACE, SUITE 114
CHARLOTTE, NC 28277
Assignment: 8
Reel/Frame:061439/0671   Pages: 4
Recorded: 10/17/2022
Attorney Dkt #:CIENA-2376A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAUDOT, CHARLES
Exec Dt:
10/05/2022
2
O'KEEFE, SEAN SEBASTIAN
Exec Dt:
10/05/2022
3
PELLETIER, FRANCOIS
Exec Dt:
10/05/2022
4
BOIS, ANTOINE
Exec Dt:
10/05/2022
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076-1426
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240121919
17961358
Correspondence name and address
GUNTIN & GUST, PLC
304 INDIAN TRACE #750
WESTON, FL 33326

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