Patent Assignment
Reel/Frame 003828/0138
Assignment of Assignors Interest.
Recorded: 1981-02-10
Pages: 2
Assignors
PROKIC-IMMEL, RICARDA
Executed: 1980-02-04
BECHER HEINZ-MANFRED
Executed: 1980-02-04
SEHRING RICHARD
Executed: 1980-01-03
WIRTZ WALTER
Executed: 1980-01-23
Assignee
CELAMERCK GMBH & CO. KG
A CORP. OF GERMANY, 6507 INGELHEIM AM RHEIN, GERMANY
Covered Property
(1)
Insecticidal Acyl Urea Derivatives
Patent:
4,275,077 →
Application:
06/110,375 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Aug 8, 1989
From: CELAMERCK GMBH & CO. KG, INGELHEIM AM RHEIN
To: SHELL AGRAR GMBH & CO. KG
Reel/Frame 005237/0102 →
Assignment of Assignors Interest.
Aug 8, 1989
From: SHELL AGRAR GMBH & CO., KG
To: SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V., A NETHERLANDS CORP.
Reel/Frame 005491/0272 →
Assignment of Assignors Interest.
Oct 3, 1990
From: SHELL AGRAR GMBH & CO., KG
To: SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V., CAREL VAN BYLANDTLAAN 30, NL - 2596 HR THE HAGUE, THE FEDERAL REPUBLIC OF GERMANY A NETHERLANDS CORP.
Reel/Frame 005489/0230 →