16.3
06/19/1984
RPI 713
The letters patent expired on 05/02/1995: 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: 06/19/1984. We update with every new RPI gazette, published weekly.
Applicants
W. P. (pessoa física)
Inventors
L. E. (pessoa física)
M. R. (pessoa física)
M. P. (pessoa física)
R. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
06/19/1984
RPI 713
#16.1
03/27/1984
RPI 701
#13.1
01/03/1984
RPI 689
#9.1
09/20/1983
RPI 674
#6.1
03/15/1983
RPI 647
#4.1
07/13/1982
RPI 612
#21.1
05/02/1995
RPI 1274
From the same holder
Same category
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