Solicitação de exame técnico
#4.1
05/31/1988
RPI 919
The letters patent expired on 09/18/2001: 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: 05/31/1988. We update with every new RPI gazette, published weekly.
Applicants
Pretty Glass Indústria e Comércio Ltda.
SP, BR
Inventors
S. N. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/31/1988
RPI 919
#3.2
01/05/1988
RPI 898
#2.1
12/29/1987
RPI 897
#21.1
Patente extinta em 24/09/97 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
12/29/1992
RPI 1152
#15.11
09/22/1992
RPI 1138
#13.1
06/09/1992
RPI 1123
#9.1
01/28/1992
RPI 1104
#15.11
07/09/1991
RPI 1075
#6.1
01/29/1991
RPI 1052
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