Concessão da patente
#16.1
08/30/1988
RPI 932
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: 08/30/1988. We update with every new RPI gazette, published weekly.
Applicants
PROBEL S A [BR]
Inventors
U. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/30/1988
RPI 932
#13.1
05/10/1988
RPI 916
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12/29/1987
RPI 897
#15.11
12/22/1987
RPI 896
#4.1
08/05/1986
RPI 824
#3.1
04/01/1986
RPI 806
#2.1
10/23/1984
RPI 731
#21.1
11/22/1994
RPI 1251
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Same category
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