Solicitação de exame técnico
#4.1
06/13/1989
RPI 973
Application data
Number
PI8700032Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 06/13/1989. We update with every new RPI gazette, published weekly.
Applicants
CETESB -Companhia de Tecnologia de Saneamento Ambiental
SP, BR
Inventors
J. A. (pessoa física)
BR
M. S. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
06/13/1989
RPI 973
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