Publicação do pedido de patente
#3.1
12/06/1988
RPI 946
Application data
Number
PI8802264Type
Filing
Publication
The letters patent expired on 09/02/2008: 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: 12/06/1988. We update with every new RPI gazette, published weekly.
Applicants
Shell Internationale Research Maatschappij B.V
NL
Inventors
F. M. (pessoa física)
NL
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
12/06/1988
RPI 946
#2.1
10/04/1988
RPI 937
#21.1
Patente extinta em 10/05/2003
09/02/2008
RPI 1965
#16.1
12/26/1995
RPI 1308
#13.1
10/31/1995
RPI 1300
#15.11
07/18/1995
RPI 1285
#9.1
06/20/1995
RPI 1281
#6.1
01/24/1995
RPI 1260
#4.1
01/08/1991
RPI 1049
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