Concessão da patente
#16.1
09/26/1989
RPI 988
The patent was granted on 09/26/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants
Telecomunicações de Minas Gerais S/A - TELEMIG
MG, BR
Inventors
N. R. (pessoa física)
BR
R. F. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/26/1989
RPI 988
#13.1
06/06/1989
RPI 972
#9.1
02/08/1989
RPI 955
#6.1
10/25/1988
RPI 940
#4.1
02/09/1988
RPI 903
#3.1
09/22/1987
RPI 883
#2.1
08/19/1986
RPI 826
#18.2
10/10/1995
RPI 1297
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