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 : ROTHBERG, ALEX
Total Assignments: 15
Assignment: 1
Reel/Frame:044910/0203   Pages: 10
Recorded: 02/13/2018
Attorney Dkt #:B1348.70035US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/09/2017
2
ROTHBERG, JONATHAN M.
Exec Dt:
11/02/2017
3
DE JONGE, MATTHEW
Exec Dt:
10/09/2017
4
JIA, JIMMY
Exec Dt:
10/09/2017
5
SOFKA, MICHAL
Exec Dt:
10/09/2017
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10993697
US20170360401
15626423
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 2
Reel/Frame:044910/0286   Pages: 12
Recorded: 02/13/2018
Attorney Dkt #:B1348.70035US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/09/2017
2
ROTHBERG, JONATHAN M.
Exec Dt:
11/02/2017
3
DE JONGE, MATTHEW
Exec Dt:
10/09/2017
4
SOFKA, MICHAL
Exec Dt:
10/09/2017
5
ELGENA, DAVID
Exec Dt:
10/10/2017
6
THIELE, KARL
Exec Dt:
10/10/2017
7
SCHNEIDER, ROBERT
Exec Dt:
10/10/2017
8
GAFNER, TOMER
Exec Dt:
10/09/2017
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10702242
US20170360402
15626771
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 3
Reel/Frame:044910/0358   Pages: 12
Recorded: 02/13/2018
Attorney Dkt #:B1348.70035US04
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/09/2017
2
ROTHBERG, JONATHAN M.
Exec Dt:
11/02/2017
3
DE JONGE, MATTHEW
Exec Dt:
10/09/2017
4
SOFKA, MICHAL
Exec Dt:
10/09/2017
5
ELGENA, DAVID
Exec Dt:
10/10/2017
6
THIELE, KARL
Exec Dt:
10/10/2017
7
SCHNEIDER, ROBERT
Exec Dt:
10/10/2017
8
GAFNER, TOMER
Exec Dt:
10/09/2017
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10856848
US20170360404
15626885
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 4
Reel/Frame:044910/0456   Pages: 10
Recorded: 02/13/2018
Attorney Dkt #:B1348.70035US05
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/09/2017
2
ROTHBERG, JONATHAN M.
Exec Dt:
11/02/2017
3
DE JONGE, MATTHEW
Exec Dt:
10/09/2017
4
JIA, JIMMY
Exec Dt:
10/09/2017
5
SOFKA, MICHAL
Exec Dt:
10/09/2017
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170360411
15626925
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 5
Reel/Frame:044910/0538   Pages: 13
Recorded: 02/13/2018
Attorney Dkt #:B1348.70035US06
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/09/2017
2
ROTHBERG, JONATHAN M.
Exec Dt:
11/02/2017
3
DE JONGE, MATTHEW
Exec Dt:
10/09/2017
4
JIA, JIMMY
Exec Dt:
10/09/2017
5
SOFKA, MICHAL
Exec Dt:
10/09/2017
6
ELGENA, DAVID
Exec Dt:
10/10/2017
7
MICHALSKI, MARK
Exec Dt:
11/21/2017
8
GAFNER, TOMER
Exec Dt:
10/09/2017
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11540808
US20170360412
15626954
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 6
Reel/Frame:044953/0619   Pages: 10
Recorded: 02/16/2018
Attorney Dkt #:B1348.70035US03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/09/2017
2
ROTHBERG, JONATHAN M.
Exec Dt:
11/02/2017
3
DE JONGE, MATTHEW
Exec Dt:
10/09/2017
4
JIA, JIMMY
Exec Dt:
10/09/2017
5
SOFKA, MICHAL
Exec Dt:
10/09/2017
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10959702
US20170360403
15626844
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 7
Reel/Frame:052819/0711   Pages: 12
Recorded: 06/03/2020
Attorney Dkt #:B1348.70035US07
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/09/2017
2
ROTHBERG, JONATHAN M.
Exec Dt:
11/02/2017
3
DE JONGE, MATTHEW
Exec Dt:
10/09/2017
4
SOFKA, MICHAL
Exec Dt:
10/09/2017
5
ELGENA, DAVID
Exec Dt:
10/10/2017
6
THIELE, KARL
Exec Dt:
10/10/2017
7
SCHNEIDER, ROBERT
Exec Dt:
10/10/2017
8
GAFNER, TOMER
Exec Dt:
10/09/2017
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11185307
US20200289094
16889944
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 8
Reel/Frame:055819/0172   Pages: 22
Recorded: 04/05/2021
Attorney Dkt #: B1348.70035US08
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/09/2017
2
ROTHBERG, JONATHAN M.
Exec Dt:
11/02/2017
3
DE JONGE, MATTHEW
Exec Dt:
10/09/2017
4
SOFKA, MICHAL
Exec Dt:
10/09/2017
5
ELGENA, DAVID
Exec Dt:
10/10/2017
6
THIELE, KARL
Exec Dt:
10/10/2017
7
SCHNEIDER, ROBERT
Exec Dt:
10/10/2017
8
GAFNER, TOMER
Exec Dt:
10/09/2017
9
NEBEN, ABRAHAM
Exec Dt:
04/30/2020
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11670077
US20210052249
17093616
Correspondence name and address
THOMAS A. FRANKLIN
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210-2211
Assignment: 9
Reel/Frame:056965/0179   Pages: 16
Recorded: 07/23/2021
Attorney Dkt #:B1348.70035US09
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/09/2017
2
ROTHBERG, JONATHAN M.
Exec Dt:
11/02/2017
3
DE JONGE, MATTHEW
Exec Dt:
10/09/2017
4
SOFKA, MICHAL
Exec Dt:
10/09/2017
5
ELGENA, DAVID
Exec Dt:
10/10/2017
6
THIELE, KARL
Exec Dt:
10/10/2017
7
SCHNEIDER, ROBERT
Exec Dt:
10/10/2017
8
GAFNER, TOMER
Exec Dt:
10/09/2017
9
NEBEN, ABRAHAM
Exec Dt:
04/30/2020
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11564657
US20210275145
17330343
Correspondence name and address
THOMAS A. FRANKLIN
WOLF, GREENFIELD, & SACKS P.C.
600
BOSTON, MA 02210
Assignment: 10
Reel/Frame:057620/0766   Pages: 12
Recorded: 09/28/2021
Attorney Dkt #:B1348.70035US10
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/09/2017
2
ROTHBERG, JONATHAN M.
Exec Dt:
11/02/2017
3
DE JONGE, MATTHEW
Exec Dt:
10/09/2017
4
SOFKA, MICHAL
Exec Dt:
10/09/2017
5
ELGENA, DAVID
Exec Dt:
10/10/2017
6
THIELE, KARL
Exec Dt:
10/10/2017
7
SCHNEIDER, ROBERT
Exec Dt:
10/10/2017
8
GAFNER, TOMER
Exec Dt:
10/09/2017
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11861887
US20220167945
17468633
Correspondence name and address
THOMAS A. FRANKLIN
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210-2211
Assignment: 11
Reel/Frame:052133/0227   Pages: 7
Recorded: 03/17/2020
Attorney Dkt #:B1348.70060US03
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/22/2018
2
JIA, JIMMY
Exec Dt:
10/22/2018
3
DE JONGE, MATTHEW
Exec Dt:
10/22/2018
Assignee
1
4CATALYZER CORPORATION
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11620740
US20200211174
16816076
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 12
Reel/Frame:060797/0083   Pages: 7
Recorded: 08/12/2022
Attorney Dkt #:B1348.70060US04
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
10/22/2018
2
JIA, JIMMY
Exec Dt:
10/22/2018
3
DE JONGE, MATTHEW
Exec Dt:
10/22/2018
Assignee
1
4CATALYZER CORPORATION
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11847772
US20220383482
17886616
Correspondence name and address
LOCK SEE YU-JAHNES
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210-2211
Assignment: 13
Reel/Frame:049008/0306   Pages: 4
Recorded: 04/26/2019
Attorney Dkt #:B1348.70053US01&70053WO00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
ROTHBERG, ALEX
Exec Dt:
04/07/2019
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11478218
US20190059851
16118256
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 14
Reel/Frame:050143/0824   Pages: 12
Recorded: 08/23/2019
Attorney Dkt #:B1348.70077US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MALKIN, ISRAEL
Exec Dt:
04/08/2019
2
THIELE, KARL
Exec Dt:
04/09/2019
3
RALSTON, TYLER S.
Exec Dt:
04/05/2019
4
MEYER, CHRISTOPHE
Exec Dt:
04/08/2019
5
SILBERMAN, NATHAN
Exec Dt:
04/08/2019
6
ROTHBERG, ALEX
Exec Dt:
04/07/2019
Assignee
1
BUTTERFLY NETWORK, INC.
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190307428
16379498
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210
Assignment: 15
Reel/Frame:051090/0063   Pages: 12
Recorded: 11/22/2019
Attorney Dkt #:B134870060US01-70060US02
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROTHBERG, ALEX
Exec Dt:
09/30/2019
2
JIA, JIMMY
Exec Dt:
11/04/2019
3
DE JONGE, MATTHEW
Exec Dt:
11/01/2019
Assignee
1
4CATALYZER CORPORATION
530 OLD WHITFIELD STREET
GUILFORD, CONNECTICUT 06437
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
10628932
US20190130554
16172076
 
10706520
US20190266716
16405996
Correspondence name and address
WOLF, GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210

Search Results as of: 05/12/2024 12:12 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