Deferimento
#9.1
10/03/1989
RPI 989
Application data
Number
PI8307563Type
Filing
Publication
The letters patent expired on 07/01/2008: 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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
Telefonaktiebolaget LM Ericsson, companhia sueca
SE
Inventors
B. P. (pessoa física)
SE
L. H. (pessoa física)
SE
P. S. (pessoa física)
SE
Publications in the Brazilian Industrial Property Gazette (RPI).
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10/03/1989
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05/17/1988
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03/04/1986
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#1.3
08/28/1984
RPI 723
#21.1
Patente extinta em 10/10/98
07/01/2008
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03/20/1990
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