Solicitação de exame técnico
#4.1
05/30/1989
RPI 971
Application data
Number
PI8801037Type
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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
Wmf Wuerttembergische Metallwarenfabrik Ag
DE
Inventors
E. R. (pessoa física)
DE
J. K. (pessoa física)
DE
S. B. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
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05/30/1989
RPI 971
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Patente extinta em 09/03/2003
09/02/2008
RPI 1965
#16.1
09/29/1992
RPI 1139
#13.1
03/17/1992
RPI 1111
#9.1
11/05/1991
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