Concessão da patente
#16.1
03/17/1987
RPI 856
The letters patent expired on 11/22/1994: 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: 03/17/1987. We update with every new RPI gazette, published weekly.
Applicants
JOAQUIM PEREZ AVINO [BR]
Inventors
A. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/17/1987
RPI 856
09/23/1986
RPI 831
#13.1
09/02/1986
RPI 828
#9.1
04/29/1986
RPI 810
#4.1
04/02/1985
RPI 754
#3.2
01/22/1985
RPI 744
#2.1
10/30/1984
RPI 732
#21.1
11/22/1994
RPI 1251
Same category
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