Solicitação de exame técnico
#4.1
06/30/1987
RPI 871
Application data
Number
PI8506948Type
Filing
Publication
PCT
GB1985000443 The letters patent expired on 07/15/2008: 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: 06/30/1987. We update with every new RPI gazette, published weekly.
Applicants
BP Chemicals Limited, companhia britânica
GB
Inventors
A. K. (pessoa física)
GB
D. D. (pessoa física)
J. A. (pessoa física)
GB
J. H. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
06/30/1987
RPI 871
#1.3
12/23/1986
RPI 844
#21.1
Patente extinta em 26/09/2000
07/15/2008
RPI 1958
#16.1
08/27/1991
RPI 1082
#13.1
04/23/1991
RPI 1064
#9.1
01/08/1991
RPI 1049
#6.1
07/31/1990
RPI 1026
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