Concessão da patente
#16.1
09/26/1989
RPI 988
Application data
Number
PI8405052Type
Filing
Publication
The letters patent expired on 07/08/2008: 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
Staat der Nederlanden (Staatsbedrijf Der Posterijen, Telegrafie en Telefonie)
NL
Inventors
C. B. (pessoa física)
NL
P. M. (pessoa física)
NL
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
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05/30/1989
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08/02/1988
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09/15/1987
RPI 882
#3.1
08/20/1985
RPI 774
#2.1
12/26/1984
RPI 740
#21.1
Patente extinta em 05/10/99
07/08/2008
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