18.3
11/01/1988
RPI 941
The patent was granted on 07/27/1982 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: 11/01/1988. We update with every new RPI gazette, published weekly.
Applicants
M. I. (pessoa física)
Inventors
K. N. (pessoa física)
O. K. (pessoa física)
T. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
11/01/1988
RPI 941
06/16/1987
RPI 869
09/16/1986
RPI 830
#16.1
07/27/1982
RPI 614
#13.1
12/29/1981
RPI 584
#18.2
09/18/1990
RPI 1033
From the same holder
Same category
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