336
09/25/1984
RPI 727
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: 09/25/1984. We update with every new RPI gazette, published weekly.
Applicants
F. C. (pessoa física)
Inventors
H. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
09/25/1984
RPI 727
03/13/1984
RPI 699
#17.1
10/04/1983
RPI 676
#16.1
11/30/1982
RPI 632
#13.1
09/14/1982
RPI 621
06/08/1982
RPI 607
#12.1
10/06/1981
RPI 572
#21.1
07/27/1993
RPI 1182
From the same holder
Same category
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