201
01/17/1984
RPI 691
The letters patent expired on 07/20/1993: 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: 01/17/1984. We update with every new RPI gazette, published weekly.
Applicants
C. E. (pessoa física)
Inventors
Y. A. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
01/17/1984
RPI 691
#17.1
09/13/1983
RPI 673
#16.1
07/27/1982
RPI 614
#13.1
02/02/1982
RPI 589
#21.1
07/20/1993
RPI 1181
From the same holder
Same category
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