Pedido de patente depositado
#2.1
10/25/1988
RPI 940
Application data
Number
PI8802631Type
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: 10/25/1988. We update with every new RPI gazette, published weekly.
Applicants
S. H. (pessoa física)
CN
Inventors
S. H. (pessoa física)
CN
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
10/25/1988
RPI 940
#21.1
Patente extinta em 31/05/2003
09/02/2008
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02/16/1993
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01/09/1990
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