Concessão da patente
#16.1
10/25/1983
RPI 679
The letters patent expired on 05/02/1995: 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: 10/25/1983. We update with every new RPI gazette, published weekly.
Applicants
ERICSSON TELEFON AB L M
Inventors
S. O. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/25/1983
RPI 679
#13.1
09/06/1983
RPI 672
#9.1
04/19/1983
RPI 652
#4.1
08/31/1982
RPI 619
#21.1
05/02/1995
RPI 1274
From the same holder
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