Solicitação de exame técnico
#4.1
05/10/1988
RPI 916
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: 05/10/1988. We update with every new RPI gazette, published weekly.
Applicants
Alitecno srl
IT
Inventors
L. R. (pessoa física)
BR
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
05/10/1988
RPI 916
#3.1
02/23/1988
RPI 905
#2.1
11/17/1987
RPI 891
#21.1
Patente extinta em 05/05/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
02/13/1991
RPI 1054
#13.1
10/09/1990
RPI 1036
#9.1
06/26/1990
RPI 1024
#6.1
02/01/1990
RPI 1004
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