Cessão de direito de exploração
#22.1
07/15/1986
RPI 821
The letters patent expired on 07/06/1993: 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: 07/15/1986. We update with every new RPI gazette, published weekly.
Applicants
ERICSSON TELEFON AB L M
Inventors
L. H. (pessoa física)
R. K. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#22.1
07/15/1986
RPI 821
#16.1
04/27/1982
RPI 601
#21.1
07/06/1993
RPI 1179
From the same holder
Same category
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