14.7
11/17/1987
RPI 891
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: 11/17/1987. We update with every new RPI gazette, published weekly.
Applicants
Laurenti Equipamentos Para Processamento De Dados Ltda
SP, BR
Inventors
A. L. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
11/17/1987
RPI 891
#4.1
08/11/1987
RPI 877
#3.2
06/09/1987
RPI 868
#2.1
05/12/1987
RPI 864
#21.1
Patente extinta em 07/01/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
09/24/1991
RPI 1086
#13.1
05/14/1991
RPI 1067
#9.1
01/29/1991
RPI 1052
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Same category
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