Publicação do pedido de patente
#3.1
07/11/1989
RPI 977
Application data
Number
PI8706723Type
Filing
Publication
The letters patent expired on 07/29/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.
Talk to a specialistLatest action published by the INPI: 07/11/1989. We update with every new RPI gazette, published weekly.
Applicants
M. C. (pessoa física)
JP
Mitsubishi Petrochemical Company Limited
JP
Inventors
K. S. (pessoa física)
JP
T. S. (pessoa física)
JP
IPC Classification
Priority claims
JP
295216/86 · 12/11/1986
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
07/11/1989
RPI 977
#2.1
03/29/1988
RPI 910
#21.1
Patente extinta em 11/12/2002
07/29/2008
RPI 1960
#25.1
Transferido por fusão de: Mitsubishi Petrochemical Company Limited
11/24/1998
RPI 1455
#16.1
03/26/1996
RPI 1321
#9.1
08/01/1995
RPI 1287
#4.1
08/14/1990
RPI 1028
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