IP Library Assignment 004055/0731
Patent Assignment
Reel/Frame 004055/0731

Assignment of Assignors Interest.

Recorded: 1982-10-18 Pages: 1
Covered Property (1)
Monoazo and Disazo Dyes Containing at Least One Sulfo Group and at Least Two Basic or Cationic Groups
Patent: 4,273,707 →
Application: 06/031,781 →
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Feb 2, 1981
From: PEDRAZZI REINHARD
To: SANDOZ LTD. (A/K/A SANDOZ AG)
Reel/Frame 003826/0648 →
Assignment of Assignors Interest. Jul 16, 1984
From: AKKERMAN, ANTONY M.; VAN BALEK, HERMANUS C.C.K.
To: ACF CHEMIEFARMA NV, MAARSSEN, NETHERLANDS, A COMPANY OF THE NETHERLANDS
Reel/Frame 004284/0886 →
Assignment of Assignor's Interest Aug 19, 1996
From: SANDOZ LTD.
To: CLARIANT FINANCE (BVI) LIMITED
Reel/Frame 008178/0144 →