Concessão da patente
#16.1
06/28/1988
RPI 923
Application data
Number
PI8304431Type
Filing
Publication
The patent was granted on 06/28/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 06/28/1988. We update with every new RPI gazette, published weekly.
Applicants
BIEHL S A METALURGICA [BR]
Inventors
P. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
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