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: 2
Patent #:
Issue Dt:
12/01/2020
Application #:
15637253
Filing Dt:
06/29/2017
Publication #:
Pub Dt:
10/19/2017
Inventor:
RAVI CHANDRAN
Title:
MULTI-REACTION PROCESS FOR FORMING A PRODUCT GAS FROM SOLID CARBONACEOUS MATERIAL
Assignment: 1
Reel/Frame:
048010/0591Recorded: 01/15/2019Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/01/2011
Assignee:
3700 KOPPERS STREET
BALTIMORE, MARYLAND 21227
Correspondent:
KATHY OLIVER
P.O. BOX 7037
ATLANTA, GA 30357-0037
Assignment: 2
Reel/Frame:
064881/0214Recorded: 09/12/2023Pages: 23
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/06/2023
Assignee:
111 S. CALVERT STREET, SUITE 2300
BALTIMORE, MARYLAND 21202
Correspondent:
HEATHER FLANAGAN
FISH & RICHARDSON P.C.
P.O.BOX 1022
MINNEAPOLIS, MN 55440-1022

Search Results as of: 05/27/2024 07:39 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