Solicitação de exame técnico
#4.1
07/07/1987
RPI 872
Application data
Number
PI8602690Type
Filing
Publication
The letters patent expired on 07/22/2008: 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: 07/07/1987. We update with every new RPI gazette, published weekly.
Applicants
Unilever N.V
NL
Inventors
D. T. (pessoa física)
GB
J. M. (pessoa física)
NL
T. S. (pessoa física)
NL
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
07/07/1987
RPI 872
#3.1
02/03/1987
RPI 850
#2.1
12/16/1986
RPI 843
#21.1
Patente extinta em 10/06/2001
07/22/2008
RPI 1959
#16.1
06/30/1992
RPI 1126
#13.1
02/04/1992
RPI 1105
#9.1
10/01/1991
RPI 1087
#6.1
01/02/1991
RPI 1048
01/02/1990
RPI 1000
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Same category
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