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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
NONE
Issue Dt:
Application #:
18251614
Filing Dt:
05/03/2023
Publication #:
20240011162
Pub Dt:
01/11/2024
Inventors:
Nawel Souad KHELFALLAH, Thomas BURKHARDT, Ilya OSTROVSKY, Manfred WALTER et al
Title:
TREATMENT OF METALLIC SURFACES BY COPOLYMER CONTAINING ACIDIC AQUEOUS COMPOSITIONS
Assignment: 1
Reel/Frame:
063528/0233Recorded: 05/04/2023Pages: 18
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
KHELFALLAH, NAWEL SOUAD
Exec Dt:
08/12/2021
BURKHARDT, THOMAS
Exec Dt:
08/10/2021
OSTROVSKY, ILYA
Exec Dt:
08/30/2021
WALTER, MANFRED
Exec Dt:
08/10/2021
GASPARIC, SVEN DANIEL
Exec Dt:
08/10/2021
ROTHER-NOEDING, HELEN
Exec Dt:
08/25/2021
Assignee:
CHEMETALL GMBH
TRAKEHNER STRASSE 3
FRANKFURT, GERMANY 60487
Correspondent:
ARMSTRONG TEASDALE LLP
7700 FORSYTH BLVD.
SUITE 1800
ST. LOUIS, MO 63105
Assignment: 2
Reel/Frame:
063705/0386Recorded: 05/19/2023Pages: 20
Conveyance:
CORRECTIVE ASSIGNMENT TO CORRECT THE ATTORNEY DOCKET NO. 27834-2204 PREVIOUSLY RECORDED ON REEL 063528 FRAME 0233. ASSIGNOR(S) HEREBY CONFIRMS THE CORRECT ATTORNEY DOCKET NO. IS 27843-2204..
Assignors:
KHELFALLAH, NAWEL SOUAD
Exec Dt:
08/12/2021
BURKHARDT, THOMAS
Exec Dt:
08/10/2021
OSTROVSKY, ILYA
Exec Dt:
08/30/2021
WALTER, MANFRED
Exec Dt:
08/10/2021
GASPARIC, SVEN DANIEL
Exec Dt:
08/10/2021
ROTHER-NOEDING, HELEN
Exec Dt:
08/25/2021
Assignee:
CHEMETALL GMBH
TRAKEHNER STRASSE 3
FRANKFURT, GERMANY 60487
Correspondent:
CHRISTOPHER M. GOFF
ARMSTRONG TEASDALE LLP
7700 FORSYTH BLVD., SUITE 1800
ST. LOUIS, MO 63105

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