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 Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 3
Patent #:
Issue Dt:
01/30/2024
Application #:
17253925
Filing Dt:
12/18/2020
Publication #:
Pub Dt:
09/02/2021
Inventors:
Glenn Pollefeyt, Davy L.S. Nieskens, Vera P. Santos Castro, Alexey Kirilin et al
Title:
HYBRID CATALYSTS COMPRISING A ZEOLITE AND A MIXED METAL OXIDE COMPONENT FOR CONVERTING SYNGAS INTO C2 AND C3 OLEFINS
Assignment: 1
Reel/Frame:
054694/0893Recorded: 12/18/2020Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
08/14/2018
Exec Dt:
08/13/2018
Assignee:
2211 H.H. DOW WAY
MIDLAND, MICHIGAN 48674
Correspondent:
DINSMORE & SHOHL LLP
ONE SOUTH MAIN STREET
FIFTH THIRD CENTER, SUITE 1300
DAYTON, OH 45402
Assignment: 2
Reel/Frame:
054694/0824Recorded: 12/18/2020Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
08/15/2018
Exec Dt:
08/15/2018
Exec Dt:
08/15/2018
Exec Dt:
08/15/2018
Exec Dt:
08/15/2018
Assignee:
HERBERT H. DOWWEG 5
POSTBUS 48, 4542 NM HOEK
TERNEUZEN, NETHERLANDS 4530 AA
Correspondent:
DINSMORE & SHOHL LLP
ONE SOUTH MAIN STREET
FIFTH THIRD CENTER, SUITE 1300
DAYTON, OH 45402
Assignment: 3
Reel/Frame:
054694/0861Recorded: 12/18/2020Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
08/28/2018
Assignee:
2211 H.H. DOW WAY
MIDLAND, MICHIGAN 48674
Correspondent:
DINSMORE & SHOHL LLP
ONE SOUTH MAIN STREET
FIFTH THIRD CENTER, SUITE 1300
DAYTON, OH 45402

Search Results as of: 08/06/2025 07:33 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