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 #:
6514387
Issue Dt:
02/04/2003
Application #:
09582596
Filing Dt:
08/01/2000
Inventors:
GERD EMMRICH, BARBEL KOLBE, HELMUT GEHRKE, FRANK ENNENBACH, UWE RANKE
Title:
RECTIFYING COLUMN FOR EXTRACTIVE DISTILLATION OF CLOSE-BOILING OR AZEOTROPIC BOILING MIXTURES
Assignment: 1
Reel/Frame:
010982/0379Recorded: 08/01/2000Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
EMMRICH, GERD
Exec Dt:
06/20/2000
KOLBE, BARBEL
Exec Dt:
06/27/2000
GEHRKE, HELMUT
Exec Dt:
06/27/2000
ENNENBACH, FRANK
Exec Dt:
06/28/2000
RANKE, UWE
Exec Dt:
06/20/2000
Assignee:
KRUPP UHDE GMBH
FRIEDRICH-UHDE-STRASSE 15
D-44141 DORTMUND, GERMANY
Correspondent:
COLLARD & ROE, P.C.
EDWARD R. FREEDMAN
1077 NORTHERN BLVD.
ROSLYN, NY 11576
Assignment: 2
Reel/Frame:
013788/0745Recorded: 02/26/2003Pages: 2
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
KRUPP UHDE GMBH
Exec Dt:
05/17/2002
Assignee:
UHDE GMBH
FRIEDRICH-UHDE-STRASSE 15
D-44141 DORTMUND, GERMANY
Correspondent:
COLLARD & ROE, P.C.
EDWARD R. FREEDMAN
1077 NORTHERN BOULEVARD
ROSYLN, NY 11576

Search Results as of: 05/22/2024 02:06 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