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 : KARHU, JUHA
Total Assignments: 3
Assignment: 1
Reel/Frame:044559/0577   Pages: 4
Recorded: 01/08/2018
Attorney Dkt #:ESP.4184.USU1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TYNI, TUOMAS
Exec Dt:
12/20/2017
2
HALONEN, SAULI
Exec Dt:
12/20/2017
3
KARHU, JUHA
Exec Dt:
12/20/2017
Assignee
1
PROVENTIA EMISSION CONTROL OY
TIETOTIE 1
OULUNSALO, FINLAND 90460
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10486117
US20180326372
15817980
Correspondence name and address
ZIEGLER IP LAW GROUP, LLC.
55 GREENS FARMS ROAD
WESTPORT, CT 06880
Assignment: 2
Reel/Frame:061301/0451   Pages: 6
Recorded: 08/17/2022
Attorney Dkt #:ESP.4184.USU1
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME PREVIOUSLY RECORDED ON REEL 044559 FRAME 0577. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TYNI, TUOMAS
Exec Dt:
12/20/2017
2
HALONEN, SAULI
Exec Dt:
12/20/2017
3
KARHU, JUHA
Exec Dt:
12/20/2017
Assignee
1
PROVENTIA OY
TIETOTIE 1
OULUNSALO, FINLAND 90460
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10486117
US20180326372
15817980
Correspondence name and address
ZIEGLER IP LAW GROUP LLC
3135 EASTON TURNPIKE
SHU I-HUB, W-256
FAIRFIELD, CT 06825
Assignment: 3
Reel/Frame:057982/0418   Pages: 2
Recorded: 11/01/2021
Attorney Dkt #:ESP.6585.USN1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HALONEN, SAULI
Exec Dt:
06/24/2019
2
TYNI, TUOMAS
Exec Dt:
05/22/2019
3
KURIKKA, JUKKA
Exec Dt:
05/23/2019
4
KARHU, JUHA
Exec Dt:
05/23/2019
Assignee
1
PROVENTIA OY
TIEOTIE 1
OULUNSALO, FINLAND 90460
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11739676
US20220298948
17608017
Correspondence name and address
ZIEGLER IP LAW GROUP, LLC
3135 EASTON TURNPIKE
SHU I-HUB, W-256
FAIRFIELD, CT 06825

Search Results as of: 07/12/2025 02:23 AM
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