Solicitação de exame técnico
#4.1
03/01/1988
RPI 906
Application data
Number
PI8506841Type
Filing
Publication
PCT
US1985001128 The letters patent expired on 07/15/2008: 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: 03/01/1988. We update with every new RPI gazette, published weekly.
Applicants
A. I. (pessoa física)
US
Inventors
H. S. (pessoa física)
DE
L. N. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
03/01/1988
RPI 906
#1.3
11/25/1986
RPI 840
#21.1
Patente extinta em 17/06/2000
07/15/2008
RPI 1958
#16.1
04/28/1992
RPI 1117
#13.1
12/10/1991
RPI 1097
#9.1
08/13/1991
RPI 1080
#6.1
02/05/1991
RPI 1053
From the same holder
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