Publicação antecipada
#3.2
10/24/1989
RPI 992
The letters patent expired on 11/20/2001: 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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
Arbame S/A Material Elétrico e Eletrônico
SP, BR
Inventors
W. D. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.2
10/24/1989
RPI 992
#2.1
07/11/1989
RPI 977
#21.1
Patente extinta em 16/05/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
11/20/2001
RPI 1611
#16.1
11/29/1994
RPI 1252
#9.1
05/31/1994
RPI 1226
#4.1
12/04/1990
RPI 1044
From the same holder
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