20.7
07/28/1987
RPI 875
The letters patent expired on 07/27/1993: 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: 07/28/1987. We update with every new RPI gazette, published weekly.
Applicants
INOX IND COM DE ACO SA
Inventors
S. F. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
07/28/1987
RPI 875
04/10/1984
RPI 703
#16.1
09/27/1983
RPI 675
#13.1
05/17/1983
RPI 656
01/25/1983
RPI 640
#12.1
12/22/1981
RPI 583
#21.1
07/27/1993
RPI 1182
From the same holder
Same category
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