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 : STEFFEN, CHRISTOPHER
Total Assignments: 18
Assignment: 1
Reel/Frame:043022/0369   Pages: 17
Recorded: 07/17/2017
Attorney Dkt #:POU820160914US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALVES, LUIZ C.
Exec Dt:
07/11/2017
2
MEANEY, PATRICK J.
Exec Dt:
07/13/2017
3
OELSNER, CHRISTOPHER N.
Exec Dt:
07/14/2017
4
PETERSON, GARY A.
Exec Dt:
07/17/2017
5
STEFFEN, CHRISTOPHER
Exec Dt:
07/14/2017
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10666540
US20190020565
15651346
Correspondence name and address
CANTOR COLBURN LLP-IBM POUGHKEEPSIE
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 2
Reel/Frame:044084/0873   Pages: 17
Recorded: 11/09/2017
Attorney Dkt #:POU820160914US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALVES, LUIZ C.
Exec Dt:
07/11/2017
2
MEANEY, PATRICK J.
Exec Dt:
07/13/2017
3
OELSNER, CHRISTOPHER N.
Exec Dt:
07/14/2017
4
PETERSON, GARY A.
Exec Dt:
07/17/2017
5
STEFFEN, CHRISTOPHER
Exec Dt:
07/14/2017
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10673732
US20190020566
15808319
Correspondence name and address
CANTOR COLBURN LLP-IBM POUGHKEEPSIE
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 3
Reel/Frame:050315/0499   Pages: 4
Recorded: 09/09/2019
Attorney Dkt #:AUS820170054US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMPBELL, ERIC J.
Exec Dt:
09/03/2019
2
STEFFEN, CHRISTOPHER
Exec Dt:
09/09/2019
3
ALBERTSON, CHAD
Exec Dt:
09/09/2019
4
OLLERICH, NICHOLAS
Exec Dt:
09/03/2019
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11402418
US20210072296
16564604
Correspondence name and address
IBM CORP - ROCHESTER DRAFTING CENTER
11501 BURNET ROAD
AUSTIN, TX 78758
Assignment: 4
Reel/Frame:060274/0703   Pages: 4
Recorded: 06/22/2022
Attorney Dkt #:AUS820170054US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMPBELL, ERIC J.
Exec Dt:
09/03/2019
2
STEFFEN, CHRISTOPHER
Exec Dt:
09/09/2019
3
ALBERTSON, CHAD
Exec Dt:
09/09/2019
4
OLLERICH, NICHOLAS
Exec Dt:
09/03/2019
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220326287
17808163
Correspondence name and address
IBM CORPORATION - PATENT CENTER
1701 NORTH STREET
B/256-3
ENDICOTT, NY 13760
Assignment: 5
Reel/Frame:050447/0115   Pages: 4
Recorded: 09/20/2019
Attorney Dkt #:AUS820170044US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CZAPLEWSKI-CAMPBELL, SARAH K.
Exec Dt:
09/12/2019
2
CAMPBELL, ERIC J.
Exec Dt:
09/12/2019
3
BENNETT, JENNIFER I.
Exec Dt:
09/12/2019
4
LABRECK, ELIN F.
Exec Dt:
09/20/2019
5
STEFFEN, CHRISTOPHER
Exec Dt:
09/12/2019
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11617519
US20210085212
16577738
Correspondence name and address
IBM CORP - ROCHESTER DRAFTING CENTER
11501 BURNET ROAD
AUSTIN, TX 78758
Assignment: 6
Reel/Frame:051153/0404   Pages: 4
Recorded: 12/02/2019
Attorney Dkt #:P201808459US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEFFEN, CHRISTOPHER
Exec Dt:
12/02/2019
2
ALBERTSON, CHAD
Exec Dt:
11/25/2019
3
OLLERICH, NICHOLAS
Exec Dt:
11/26/2019
4
CAMPBELL, ERIC J.
Exec Dt:
11/26/2019
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11409882
US20210165884
16700708
Correspondence name and address
IBM CORP - ROCHESTER DRAFTING CENTER
11501 BURNET ROAD
AUSTIN, TX 78758
Assignment: 7
Reel/Frame:051159/0267   Pages: 4
Recorded: 12/03/2019
Attorney Dkt #:P201805554US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMPBELL, ERIC J.
Exec Dt:
11/21/2019
2
ALBERTSON, CHAD
Exec Dt:
11/22/2019
3
STEFFEN, CHRISTOPHER
Exec Dt:
12/02/2019
4
OLLERICH, NICHOLAS
Exec Dt:
11/25/2019
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11729472
US20210168455
16701306
Correspondence name and address
IBM CORP - ROCHESTER DRAFTING CENTER
11501 BURNET ROAD
AUSTIN, TX 78758
Assignment: 8
Reel/Frame:060419/0383   Pages: 4
Recorded: 07/01/2022
Attorney Dkt #:P201808459US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEFFEN, CHRISTOPHER
Exec Dt:
12/02/2019
2
ALBERTSON, CHAD
Exec Dt:
11/25/2019
3
OLLERICH, NICHOLAS
Exec Dt:
11/26/2019
4
CAMPBELL, ERIC J.
Exec Dt:
11/26/2019
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11880469
US20220335133
17810361
Correspondence name and address
IBM CORPORATION - PATENT CENTER
1701 NORTH STREET
B/256-3
ENDICOTT, NY 13760
Assignment: 9
Reel/Frame:052380/0502   Pages: 3
Recorded: 04/13/2020
Attorney Dkt #:P201904881US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BORKENHAGEN, JOHN
Exec Dt:
04/09/2020
2
STEFFEN, CHRISTOPHER
Exec Dt:
04/08/2020
3
KESSELRING, GRANT P.
Exec Dt:
04/08/2020
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11146307
US20210320686
16846991
Correspondence name and address
IBM (AUS-KLS) C/O KLS
301 CONGRESS AVENUE
SUITE 1350
AUSTIN, TX 78701
Assignment: 10
Reel/Frame:053108/0203   Pages: 4
Recorded: 07/02/2020
Attorney Dkt #:P201903351US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEFFEN, CHRISTOPHER
Exec Dt:
06/29/2020
2
ALBERTSON, CHAD
Exec Dt:
06/29/2020
3
OLLERICH, NICHOLAS
Exec Dt:
07/01/2020
4
CAMPBELL, ERIC J.
Exec Dt:
06/26/2020
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11570156
US20220006796
16919489
Correspondence name and address
IBM CORP - ROCHESTER DRAFTING CENTER
11501 BURNET ROAD
AUSTIN, TX 78758
Assignment: 11
Reel/Frame:062257/0329   Pages: 4
Recorded: 01/03/2023
Attorney Dkt #:P201903351US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEFFEN, CHRISTOPHER
Exec Dt:
06/29/2020
2
ALBERTSON, CHAD
Exec Dt:
06/29/2020
3
OLLERICH, NICHOLAS
Exec Dt:
07/01/2020
4
CAMPBELL, ERIC J.
Exec Dt:
06/26/2020
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11902263
US20230155986
18149218
Correspondence name and address
IBM CORPORATION - PATENT CENTER
1701 NORTH STREET
B/256-3
ENDICOTT, NY 13760
Assignment: 12
Reel/Frame:065872/0218   Pages: 4
Recorded: 12/14/2023
Attorney Dkt #:P201903351US03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STEFFEN, CHRISTOPHER
Exec Dt:
06/29/2020
2
ALBERTSON, CHAD
Exec Dt:
06/29/2020
3
OLLERICH, NICHOLAS
Exec Dt:
07/01/2020
4
CAMPBELL, ERIC J.
Exec Dt:
06/26/2020
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240163266
18539956
Correspondence name and address
IBM CORPORATION - PATENTS+ TEAM
2800 37TH STREET NW
ROCHESTER, MN 55901-4441
Assignment: 13
Reel/Frame:057213/0538   Pages: 5
Recorded: 08/18/2021
Attorney Dkt #:P202102927US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANCHARD, NATHAN ROSS
Exec Dt:
08/16/2021
2
NAMMI, VENKAT HARISH
Exec Dt:
08/12/2021
3
YILMA, DEREJE
Exec Dt:
08/12/2021
4
MARQUART, CHAD ANDREW
Exec Dt:
08/13/2021
5
WIEDEMEIER, GLEN A.
Exec Dt:
08/18/2021
6
OKYERE, JEFFREY KWABENA
Exec Dt:
08/13/2021
7
ENGLISH, ERIK
Exec Dt:
08/13/2021
8
STEFFEN, CHRISTOPHER
Exec Dt:
08/16/2021
9
RAJ, VIKRAM B
Exec Dt:
08/13/2021
10
HARPER, MICHAEL WAYNE
Exec Dt:
08/12/2021
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11662381
US20230055935
17405173
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 14
Reel/Frame:057214/0335   Pages: 6
Recorded: 08/18/2021
Attorney Dkt #:P202102929US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YILMA, DEREJE
Exec Dt:
08/12/2021
2
BLANCHARD, NATHAN ROSS
Exec Dt:
08/16/2021
3
ENGLISH, ERIK
Exec Dt:
08/13/2021
4
MARQUART, CHAD ANDREW
Exec Dt:
08/13/2021
5
WIEDEMEIER, GLEN A.
Exec Dt:
08/18/2021
6
OKYERE, JEFFREY KWABENA
Exec Dt:
08/13/2021
7
CRUGNALE, JAMES
Exec Dt:
08/12/2021
8
STEFFEN, CHRISTOPHER
Exec Dt:
08/16/2021
9
RAJ, VIKRAM B
Exec Dt:
08/13/2021
10
HARPER, MICHAEL WAYNE
Exec Dt:
08/12/2021
11
NAMMI, VENKAT HARISH
Exec Dt:
08/12/2021
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11528102
NONE
17405171
Correspondence name and address
CANTOR COLBURN LLP
20 CHURCH STREET
22ND FLOOR
HARTFORD, CT 06103
Assignment: 15
Reel/Frame:057850/0153   Pages: 3
Recorded: 10/20/2021
Attorney Dkt #:P202002325US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BORKENHAGEN, JOHN
Exec Dt:
09/16/2021
2
STEFFEN, CHRISTOPHER
Exec Dt:
10/14/2021
3
KESSELRING, GRANT P.
Exec Dt:
09/17/2021
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11693446
US20230121692
17506172
Correspondence name and address
IBM (AUS-KLS)
797 SAM BASS ROAD #2559
ROUND ROCK, TX 78681
Assignment: 16
Reel/Frame:058025/0461   Pages: 4
Recorded: 11/04/2021
Attorney Dkt #:P202100702US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BORKENHAGEN, JOHN
Exec Dt:
11/04/2021
2
KESSELRING, GRANT P.
Exec Dt:
11/04/2021
3
STROM, JAMES
Exec Dt:
11/04/2021
4
STEFFEN, CHRISTOPHER
Exec Dt:
11/04/2021
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11558057
NONE
17519438
Correspondence name and address
ZIP GROUP PLLC - IBM
610 KINGSVIEW LN N
MINNEAPOLIS, MN 55447
Assignment: 17
Reel/Frame:059409/0716   Pages: 4
Recorded: 03/28/2022
Attorney Dkt #:P202103211US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMPBELL, ERIC J.
Exec Dt:
03/22/2022
2
STEFFEN, CHRISTOPHER
Exec Dt:
03/25/2022
3
ALBERTSON, CHAD
Exec Dt:
03/22/2022
4
OLLERICH, NICHOLAS
Exec Dt:
03/21/2022
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230318806
17656680
Correspondence name and address
IBM CORPORATION - PATENT CENTER
1701 NORTH STREET
B/256-3
ENDICOTT, NY 13760
Assignment: 18
Reel/Frame:059410/0178   Pages: 4
Recorded: 03/28/2022
Attorney Dkt #:P202105429US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CAMPBELL, ERIC J.
Exec Dt:
03/22/2022
2
STEFFEN, CHRISTOPHER
Exec Dt:
03/25/2022
3
ALBERTSON, CHAD
Exec Dt:
03/22/2022
4
OLLERICH, NICHOLAS
Exec Dt:
03/21/2022
Assignee
1
INTERNATIONAL BUSINESS MACHINES CORPORATION
NEW ORCHARD ROAD
ARMONK, NEW YORK 10504
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230308261
17656685
Correspondence name and address
IBM CORPORATION - PATENT CENTER
1701 NORTH STREET
B/256-3
ENDICOTT, NY 13760

Search Results as of: 05/16/2024 04:20 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