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 : KECHAGIA, PERSEFONI E.
Total Assignments: 6
Assignment: 1
Reel/Frame:032313/0677   Pages: 7
Recorded: 02/27/2014
Attorney Dkt #:13433-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOWARD, HENRY E.
Exec Dt:
03/04/2013
2
KECHAGIA, PERSEFONI E.
Exec Dt:
03/04/2013
3
BARRETT, PHILIP A.
Exec Dt:
03/04/2013
4
HANDLEY, JAMES R.
Exec Dt:
03/04/2013
Assignee
1
PRAXAIR TECHNOLOGY, INC.
39 OLD RIDGEBURY ROAD
DANBURY, CONNECTICUT 06810
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9644890
US20140245782
14192003
Correspondence name and address
PRAXAIR, INC.
39 OLD RIDGEBURY ROAD
DANBURY, CT 06810
Assignment: 2
Reel/Frame:041718/0721   Pages: 7
Recorded: 03/24/2017
Attorney Dkt #:13433-US-D1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HOWARD, HENRY E.
Exec Dt:
03/04/2013
2
KECHAGIA, PERSEFONI E.
Exec Dt:
03/04/2013
3
BARRETT, PHILIP A.
Exec Dt:
03/04/2013
4
HANDLEY, JAMES R.
Exec Dt:
03/04/2013
Assignee
1
PRAXAIR TECHNOLOGY, INC.
10 RIVERVIEW DRIVE
DANBURY, CONNECTICUT 06810
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9759482
US20170198968
15468234
Correspondence name and address
PRAXAIR, INC. LAW DEPARTMENT
10 RIVERVIEW DRIVE
DANBURY, CT 06810
Assignment: 3
Reel/Frame:030032/0705   Pages: 8
Recorded: 03/18/2013
Attorney Dkt #:13030
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KECHAGIA, PERSEFONI E.
Exec Dt:
03/13/2013
2
STEPHENSON, NEIL A.
Exec Dt:
03/13/2013
3
BARRETT, PHILIP A.
Exec Dt:
03/13/2013
4
DU, HAI
Exec Dt:
03/13/2013
5
PONTONIO, STEVEN J.
Exec Dt:
03/13/2013
Assignee
1
PRAXAIR TECHNOLOGY, INC.
39 OLD RIDGEBURY ROAD
DANBURY, CONNECTICUT 06810
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9222727
US20140245781
13782636
Correspondence name and address
PRAXAIR, INC. LAW DEPARTMENT - M1-04
39 OLD RIDGEBURY ROAD
DANBURY, CT 06810-5113
Assignment: 4
Reel/Frame:030034/0217   Pages: 6
Recorded: 03/18/2013
Attorney Dkt #:13235
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARRETT, PHILIP A.
Exec Dt:
03/13/2013
2
PONTONIO, STEVEN J.
Exec Dt:
03/13/2013
3
STEPHENSON, NEIL A.
Exec Dt:
03/13/2013
4
KECHAGIA, PERSEFONI E.
Exec Dt:
03/13/2013
Assignee
1
PRAXAIR TECHNOLOGY, INC.
39 OLD RIDGEBURY ROAD
DANBURY, CONNECTICUT 06810
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9457337
US20140249023
13782682
Correspondence name and address
PRAXAIR, INC. LAW DEPARTMENT - M1-04
39 OLD RIDGEBURY ROAD
DANBURY, CT 06810-5113
Assignment: 5
Reel/Frame:037153/0569   Pages: 8
Recorded: 11/23/2015
Attorney Dkt #:13030-US-D1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KECHAGIA, PERSEFONI E.
Exec Dt:
03/13/2013
2
STEPHENSON, NEIL A.
Exec Dt:
03/13/2013
3
BARRETT, PHILIP A.
Exec Dt:
03/13/2013
4
DU, HAI
Exec Dt:
03/13/2013
5
PONTONIO, STEVEN J.
Exec Dt:
03/13/2013
Assignee
1
PRAXAIR TECHNOLOGY, INC.
39 OLD RIDGEBURY ROAD
DANBURY, CONNECTICUT 06810
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9772139
US20160084571
14948959
Correspondence name and address
PRAXAIR, INC. LAW DEPARTMENT - M1-04
39 OLD RIDGEBURY ROAD
DANBURY, CT 06810-5113
Assignment: 6
Reel/Frame:062794/0593   Pages: 7
Recorded: 02/24/2023
Attorney Dkt #:2020618P
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KYRLIDIS, AGATHAGELOS
Exec Dt:
11/02/2020
2
KECHAGIA, PERSEFONI E.
Exec Dt:
11/03/2020
3
ATANASSOVA, PAOLINA
Exec Dt:
11/02/2020
4
SHAH, TUSHAR
Exec Dt:
11/02/2020
5
KAO, YU-HUA
Exec Dt:
11/02/2020
Assignee
1
CABOT CORPORATION
TWO SEAPORT LANE
SUITE 1400
BOSTON, MASSACHUSETTS 02210
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230352746
18042832
Correspondence name and address
TU N. NGUYEN
CABOT CORPORATION
157 CONCORD ROAD
BILLERICA, MA 01821

Search Results as of: 06/03/2024 05:28 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