Solicitação de exame técnico
#4.1
11/28/1989
RPI 997
Application data
Number
PI8503897Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
C. D. (pessoa física)
MG, BR
Inventors
I. H. (pessoa física)
BR
N. R. (pessoa física)
BR
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