Concessão da patente
#16.1
05/30/1989
RPI 971
The letters patent expired on 06/06/1995: 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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
NELSON NICOLAU JUNIOR [BR]
Inventors
N. [. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
05/30/1989
RPI 971
#13.1
01/10/1989
RPI 951
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09/27/1988
RPI 936
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04/12/1988
RPI 912
10/06/1987
RPI 885
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02/25/1986
RPI 801
#4.1
10/01/1985
RPI 780
#3.2
07/02/1985
RPI 767
#2.1
04/02/1985
RPI 754
#21.1
06/06/1995
RPI 1279
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