Concessão da patente
#16.1
02/22/1983
RPI 644
The patent was granted on 02/22/1983 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: 02/22/1983. We update with every new RPI gazette, published weekly.
Applicants
W. F. (pessoa física)
Inventors
C. D. (pessoa física)
C. F. (pessoa física)
F. A. (pessoa física)
R. P. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
02/22/1983
RPI 644
#13.1
01/11/1983
RPI 638
#9.1
08/24/1982
RPI 618
02/02/1982
RPI 589
#6.1
12/22/1981
RPI 583
#18.2
08/28/1990
RPI 1030
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Same category
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