Concessão da patente
#16.1
04/26/1983
RPI 653
The letters patent expired on 07/13/1993: 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: 04/26/1983. We update with every new RPI gazette, published weekly.
Applicants
Z. F. (pessoa física)
Inventors
E. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/26/1983
RPI 653
#13.1
01/18/1983
RPI 639
10/19/1982
RPI 626
#12.2
12/08/1981
RPI 581
#21.1
07/13/1993
RPI 1180
From the same holder
Same category
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