Concessão da patente
#16.1
09/26/1989
RPI 988
Application data
Number
PI8306932Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
Paul Wurth S.A.
LU
Inventors
E. L. (pessoa física)
LU
G. B. (pessoa física)
LU
G. C. (pessoa física)
LU
G. T. (pessoa física)
LU
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
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07/11/1989
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02/28/1989
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06/21/1988
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06/30/1987
RPI 871
#4.1
08/12/1986
RPI 825
#3.1
07/24/1984
RPI 718
#2.1
02/28/1984
RPI 697
#21.1
Patente extinta em 09/12/98
07/01/2008
RPI 1956
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