Concessão da patente
#16.1
10/24/1989
RPI 992
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: 10/24/1989. We update with every new RPI gazette, published weekly.
Applicants
D. P. (pessoa física)
SP, BR
Inventors
A. R. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/24/1989
RPI 992
#13.1
08/08/1989
RPI 981
#9.1
04/11/1989
RPI 964
01/10/1989
RPI 951
#7.1
12/22/1987
RPI 896
#4.1
01/07/1986
RPI 794
#3.1
09/03/1985
RPI 776
05/07/1985
RPI 759
#2.1
03/13/1984
RPI 699
#21.1
11/22/1994
RPI 1251
From the same holder
Same category
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