Solicitação de exame técnico
#4.1
11/28/1989
RPI 997
Application data
Number
PI8707546Type
Filing
Publication
PCT
EP1987000726 The letters patent expired on 07/29/2008: 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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
Tox-Duebel Werk, Richard W Heckhausen GmbH & Co KG
DE
Inventors
J. R. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
11/28/1989
RPI 997
#1.3
03/14/1989
RPI 960
#21.1
Patente extinta em 24/11/2002
07/29/2008
RPI 1960
#16.1
04/30/1991
RPI 1065
#13.1
01/22/1991
RPI 1051
#9.1
10/09/1990
RPI 1036
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