Concessão da patente
#16.1
08/30/1983
RPI 671
The letters patent expired on 04/25/1995: 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: 08/30/1983. We update with every new RPI gazette, published weekly.
Applicants
ERICSSON TELEFON AB L M
Inventors
M. K. (pessoa física)
N. U. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/30/1983
RPI 671
#13.1
06/14/1983
RPI 660
#9.1
02/16/1983
RPI 643
#4.1
06/29/1982
RPI 610
#21.1
04/25/1995
RPI 1273
From the same holder
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