20.7
08/12/1986
RPI 825
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: 08/12/1986. We update with every new RPI gazette, published weekly.
Applicants
NADELLA
Inventors
S. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
08/12/1986
RPI 825
07/29/1986
RPI 823
#16.1
04/24/1984
RPI 705
#13.1
03/20/1984
RPI 700
#9.1
11/16/1983
RPI 682
#6.1
04/12/1983
RPI 651
#4.1
09/08/1982
RPI 620
#21.1
05/02/1995
RPI 1274
From the same holder
Same category
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