15.0
10/19/1982
RPI 626
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: 10/19/1982. We update with every new RPI gazette, published weekly.
Applicants
G. V. (pessoa física)
Inventors
No inventors listed.
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
10/19/1982
RPI 626
#13.1
09/08/1982
RPI 620
#9.1
05/18/1982
RPI 604
#21.1
07/20/1993
RPI 1181
From the same holder
Same category
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