Concessão da patente
#16.1
04/26/1988
RPI 914
The letters patent expired on 11/22/1994: 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: 04/26/1988. We update with every new RPI gazette, published weekly.
Applicants
ARBOR ENGENHARIA LTDA
Inventors
F. L. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/26/1988
RPI 914
#13.1
11/24/1987
RPI 892
#9.1
07/21/1987
RPI 874
12/30/1986
RPI 845
#6.1
07/08/1986
RPI 820
#7.1
07/02/1985
RPI 767
#4.1
01/17/1984
RPI 691
#3.2
11/22/1983
RPI 683
#2.1
08/16/1983
RPI 669
#21.1
11/22/1994
RPI 1251
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Same category
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