Concessão da patente
#16.1
06/26/1984
RPI 714
The letters patent expired on 12/07/1993: 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: 06/26/1984. We update with every new RPI gazette, published weekly.
Applicants
S. D. (pessoa física)
Inventors
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/26/1984
RPI 714
#13.1
02/07/1984
RPI 694
#9.1
10/25/1983
RPI 679
#6.1
03/29/1983
RPI 649
#6.1
05/18/1982
RPI 604
#4.1
10/20/1981
RPI 574
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
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