Solicitação de exame técnico
#4.1
08/16/1988
RPI 930
Application data
Number
PI8403218Type
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: 08/16/1988. We update with every new RPI gazette, published weekly.
Applicants
Instituto de Pesquisas Tecnológicas de São Paulo S/A - IPT
SP, BR
Inventors
H. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
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