Concessão da patente
#16.1
07/25/1989
RPI 979
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: 07/25/1989. 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
07/25/1989
RPI 979
#13.1
11/01/1988
RPI 941
07/19/1988
RPI 926
#12.1
03/15/1988
RPI 908
#9.1
12/29/1987
RPI 897
#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
From the same holder
Same category
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