Patent Assignment
Reel/Frame 023095/0305
Assignment of Assignor's Interest
Recorded: 2009-08-13
Pages: 3
Assignors
BORCHERT, TILL
Executed: 2009-05-14
SCHMIDT, MARTIN ULRICH
Executed: 2009-06-08
ACS, ARPAD
Executed: 2009-05-19
JUNG, RUEDIGER
Executed: 2009-05-25
Assignee
CLARIANT INTERNATIONAL, LTD.
ROTHAUSSTRASSE 61, INTELLECTUAL PROPERTY DEPARTMENT, CH-4132 MUTTENZ, 4132, SWITZERLAND
Covered Property
(1)
Pigment Composition Based on C.I. Pigment Yellow 191
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 15, 2009
From: CLARIANT INTERNATIONAL LTD.
To: CLARIANT FINANCE (BVI) LIMITED
Reel/Frame 023229/0972 →
Assignment of Assignor's Interest
Nov 3, 2015
From: CLARIANT FINANCE (BVI) LIMITED
To: CLARIANT INTERNATIONAL LTD.
Reel/Frame 036948/0623 →
Change of Name
Feb 25, 2026
From: COLORANTS INTERNATIONAL LTD
To: HEUBACH HOLDING SWITZERLAND AG
Reel/Frame 073882/0190 →
Change of Name
Feb 25, 2026
From: HEUBACH HOLDING SWITZERLAND AG
To: SUDARSHAN SWITZERLAND HLD1 AG
Reel/Frame 073882/0248 →