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Patent Assignment Assignor Details
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Assignor Name : BOWNASS, DAVID C.
Total Assignments: 22
Assignment: 1
Reel/Frame:008276/0436   Pages: 3
Recorded: 11/25/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JONES, JULIAN D.
Exec Dt:
11/08/1996
2
BARTON, JAMES S.
Exec Dt:
11/08/1996
3
BOWNASS, DAVID C.
Exec Dt:
11/08/1996
Assignee
1
BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
81 NEWGATE STREET
LONDON, ENGLAND EC1A
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5903685
NONE
08675818
Correspondence name and address
NIXON & VANERHYE P.C.
LARRY S. NIXON
1100 NORTH GLEBE ROAD
8TH FLOOR
ARLINGTON, VA 22201
Assignment: 2
Reel/Frame:029157/0286   Pages: 2
Recorded: 10/19/2012
Attorney Dkt #:10.2127 / CIENA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
10/17/2012
2
BOWNASS, DAVID C.
Exec Dt:
10/17/2012
3
BERG, LOREN S.
Exec Dt:
10/19/2012
4
BOERTJES, DAVID W.
Exec Dt:
10/18/2012
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9276696
US20140112660
13655567
Correspondence name and address
CLEMENTS BERNARD PLLC
1901 ROXBOROUGH ROAD
SUITE 250
CHARLOTTE, NC 28211
Assignment: 3
Reel/Frame:035470/0667   Pages: 6
Recorded: 04/22/2015
Attorney Dkt #:10.2265
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
04/20/2015
2
BOWNASS, DAVID C.
Exec Dt:
04/20/2015
3
BOERTJES, DAVID W.
Exec Dt:
04/21/2015
4
GAO, SHIYU
Exec Dt:
04/21/2015
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9577763
US20160315711
14693202
Correspondence name and address
CLEMENTS BERNARD PLLC
1901 ROXBOROUGH RD.
SUITE 250
CHARLOTTE, NC 28211
Assignment: 4
Reel/Frame:036659/0731   Pages: 4
Recorded: 09/25/2015
Attorney Dkt #:10.2287
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOUCET, DAVID R.
Exec Dt:
09/23/2015
2
CHARLTON, DOUGLAS
Exec Dt:
09/24/2015
3
BOWNASS, DAVID C.
Exec Dt:
09/24/2015
4
O'SULLIVAN, MAURICE S.
Exec Dt:
09/23/2015
5
WAKEFIELD, JOANNE
Exec Dt:
09/24/2015
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9774392
US20170019171
14865802
Correspondence name and address
CLEMENTS BERNARD PLLC
1901 ROXBOROUGH
SUITE 250
CHARLOTTE, NC 28211
Assignment: 5
Reel/Frame:037530/0280   Pages: 6
Recorded: 01/20/2016
Attorney Dkt #:10.2127.CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY
Exec Dt:
01/18/2016
2
BOWNASS, DAVID C.
Exec Dt:
01/20/2016
3
BERG, LOREN S.
Exec Dt:
01/19/2016
4
BOERTJES, DAVID W.
Exec Dt:
01/19/2016
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9973295
US20160134390
15001359
Correspondence name and address
CLEMENTS BERNARD PLLC
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 6
Reel/Frame:038098/0431   Pages: 6
Recorded: 03/25/2016
Attorney Dkt #:10.2367
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOWNASS, DAVID C.
Exec Dt:
03/24/2016
2
LIU, BING
Exec Dt:
03/22/2016
3
MACKAY, ALEX W.
Exec Dt:
03/24/2016
4
AL SAYEED, CHOUDHURY A.
Exec Dt:
03/22/2016
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9806803
US20170279526
15080646
Correspondence name and address
CLEMENTS BERNARD PLLC
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 7
Reel/Frame:044878/0618   Pages: 2
Recorded: 02/09/2018
Attorney Dkt #:10.2547
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MACKAY, ALEX W.
Exec Dt:
02/07/2018
2
AL SAYEED, CHOUDHURY A.
Exec Dt:
02/07/2018
3
BOWNASS, DAVID C.
Exec Dt:
02/09/2018
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10361957
US20190253361
15892528
Correspondence name and address
CLEMENTS BERNARD WALKER PLLC
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 8
Reel/Frame:046777/0074   Pages: 2
Recorded: 09/04/2018
Attorney Dkt #:10.2589
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
08/30/2018
2
BOWNASS, DAVID C.
Exec Dt:
09/02/2018
3
BOERTJES, DAVID W.
Exec Dt:
08/30/2018
4
KOHLERT, SCOTT
Exec Dt:
08/30/2018
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10868614
US20200076499
16120654
Correspondence name and address
CLEMENTS BERNARD WALKER PLLC - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 9
Reel/Frame:047857/0220   Pages: 2
Recorded: 12/27/2018
Attorney Dkt #:10.2630
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
11/13/2018
2
BOWNASS, DAVID C.
Exec Dt:
11/13/2018
3
ATKINSON, DAVE
Exec Dt:
11/14/2018
4
KOHLERT, SCOTT
Exec Dt:
11/14/2018
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10547404
NONE
16189283
Correspondence name and address
CLEMENTS BERNARD WALKER PLLC - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 10
Reel/Frame:056187/0608   Pages: 2
Recorded: 05/10/2021
Attorney Dkt #:10.2630.CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
11/13/2018
2
BOWNASS, DAVID C.
Exec Dt:
11/13/2018
3
ATKINSON, DAVID
Exec Dt:
11/14/2018
4
KOHLERT, SCOTT
Exec Dt:
11/14/2018
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11456814
US20210281346
17315879
Correspondence name and address
CLEMENTS BERNARD WALKER - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 11
Reel/Frame:064740/0069   Pages: 2
Recorded: 08/29/2023
Attorney Dkt #:10.2630.CIP.CON.2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
11/13/2018
2
BOWNASS, DAVID C.
Exec Dt:
11/13/2018
3
ATKINSON, DAVID
Exec Dt:
11/14/2018
4
KOHLERT, SCOTT
Exec Dt:
11/14/2018
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230412296
18457890
Correspondence name and address
BARATTA LAW PLLC
PO BOX 78678
CHARLOTTE, NC 28271
Assignment: 12
Reel/Frame:048021/0972   Pages: 3
Recorded: 01/16/2019
Attorney Dkt #:10.2587
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BHATNAGAR, VIPUL
Exec Dt:
01/15/2019
2
CHEDORE, PAUL
Exec Dt:
01/15/2019
3
AL SAYEED, CHOUDHURY A.
Exec Dt:
01/15/2019
4
KOHLERT, SCOTT
Exec Dt:
01/16/2019
5
BOWNASS, DAVID C.
Exec Dt:
01/16/2019
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10826601
US20200228197
16248882
Correspondence name and address
CLEMENTS BERNARD WALKER PLLC - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 13
Reel/Frame:048498/0704   Pages: 2
Recorded: 03/05/2019
Attorney Dkt #:10.2644
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
02/28/2019
2
ATKINSON, DAVE
Exec Dt:
03/04/2019
3
MAAMOUN, KHALED
Exec Dt:
03/03/2019
4
BOWNASS, DAVID C.
Exec Dt:
02/28/2019
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10686543
NONE
16292396
Correspondence name and address
CLEMENTS BERNARD WALKER PLLC - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 14
Reel/Frame:048830/0470   Pages: 2
Recorded: 04/09/2019
Attorney Dkt #:10.2660
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
04/09/2019
2
BOWNASS, DAVID C.
Exec Dt:
04/09/2019
3
XU, YANPING
Exec Dt:
04/09/2019
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10680737
NONE
16378830
Correspondence name and address
CLEMENTS BERNARD WALKER PLLC - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 15
Reel/Frame:057724/0556   Pages: 2
Recorded: 10/07/2021
Attorney Dkt #:10.2660.CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
04/09/2019
2
BOWNASS, DAVID C.
Exec Dt:
04/09/2019
3
XU, YANPING
Exec Dt:
04/09/2019
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11777634
US20220190949
17601950
Correspondence name and address
CLEMENTS BERNARD BARATTA WALKER - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 16
Reel/Frame:065008/0664   Pages: 2
Recorded: 09/25/2023
Attorney Dkt #:10.2660.CON.CIP.2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
04/09/2019
2
BOWNASS, DAVID C.
Exec Dt:
04/09/2019
3
XU, YANPING
Exec Dt:
04/09/2019
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240014917
18473543
Correspondence name and address
BARATTA LAW PLLC
PO BOX 78678
CHARLOTTE, NC 28271
Assignment: 17
Reel/Frame:051418/0874   Pages: 2
Recorded: 01/06/2020
Attorney Dkt #:10.2728
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
01/03/2020
2
XU, YANPING
Exec Dt:
01/03/2020
3
BOWNASS, DAVID C.
Exec Dt:
01/05/2020
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10965373
NONE
16734472
Correspondence name and address
CLEMENTS BERNARD WALKER - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 18
Reel/Frame:060413/0405   Pages: 2
Recorded: 07/06/2022
Attorney Dkt #:10.2728.CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
01/03/2020
2
XU, YANPING
Exec Dt:
01/03/2020
3
BOWNASS, DAVID C.
Exec Dt:
01/05/2020
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11990934
US20230032707
17791122
Correspondence name and address
CLEMENTS BERNARD BARATTA WALKER
10715 SIKES PLACE, SUITE 114
CHARLOTTE, NC 28277
Assignment: 19
Reel/Frame:053936/0754   Pages: 4
Recorded: 09/30/2020
Attorney Dkt #:10.2802
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARCHAMBAULT, JEAN-LUC
Exec Dt:
09/30/2020
2
CHEN, EDWARD
Exec Dt:
09/30/2020
3
CHEDORE, PAUL
Exec Dt:
09/29/2020
4
AL SAYEED, CHOUDHURY A.
Exec Dt:
09/29/2020
5
BOWNASS, DAVID C.
Exec Dt:
09/30/2020
6
MIEDEMA, DAVID
Exec Dt:
09/29/2020
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11108489
NONE
17039157
Correspondence name and address
CLEMENTS BERNARD WALKER - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 20
Reel/Frame:057163/0778   Pages: 4
Recorded: 08/12/2021
Attorney Dkt #:10.2802.CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARCHAMBAULT, JEAN-LUC
Exec Dt:
09/30/2020
2
CHEN, EDWARD
Exec Dt:
09/30/2020
3
CHEDORE, PAUL
Exec Dt:
09/29/2020
4
AL SAYEED, CHOUDHURY A.
Exec Dt:
09/29/2020
5
BOWNASS, DAVID C.
Exec Dt:
09/30/2020
6
MIEDEMA, DAVID
Exec Dt:
09/29/2020
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11962401
US20220103284
17400776
Correspondence name and address
CLEMENTS BERNARD WALKER - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 21
Reel/Frame:054453/0134   Pages: 2
Recorded: 11/24/2020
Attorney Dkt #:10.2827
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOWNASS, DAVID C.
Exec Dt:
11/23/2020
2
AL SAYEED, CHOUDHURY A.
Exec Dt:
11/23/2020
3
LEVESQUE, JEAN-YVES
Exec Dt:
11/23/2020
4
LIU, BING
Exec Dt:
11/23/2020
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11652545
US20220166500
17102493
Correspondence name and address
CLEMENTS BERNARD WALKER - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211
Assignment: 22
Reel/Frame:054724/0807   Pages: 2
Recorded: 12/22/2020
Attorney Dkt #:10.2828
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AL SAYEED, CHOUDHURY A.
Exec Dt:
12/21/2020
2
BOWNASS, DAVID C.
Exec Dt:
12/21/2020
3
PALMER, ROBERT
Exec Dt:
12/21/2020
Assignee
1
CIENA CORPORATION
7035 RIDGE ROAD
HANOVER, MARYLAND 21076
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11223423
NONE
17130508
Correspondence name and address
CLEMENTS BERNARD WALKER - CIENA
4500 CAMERON VALLEY PARKWAY
SUITE 350
CHARLOTTE, NC 28211

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