Concessão da patente
#16.1
08/29/1989
RPI 984
The letters patent expired on 04/25/1995: 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: 08/29/1989. We update with every new RPI gazette, published weekly.
Applicants
Acesita Energética S/A
MG, BR
Inventors
A. C. (pessoa física)
BR
B. T. (pessoa física)
BR
D. B. (pessoa física)
BR
M. C. (pessoa física)
BR
R. M. (pessoa física)
BR
W. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/29/1989
RPI 984
01/31/1989
RPI 954
#9.1
06/14/1988
RPI 921
#15.6
04/12/1988
RPI 912
#15.3
08/25/1987
RPI 879
#15.6
03/17/1987
RPI 856
12/09/1986
RPI 842
#7.1
07/19/1983
RPI 665
#4.1
09/21/1982
RPI 622
#21.1
04/25/1995
RPI 1273
From the same holder
Same category
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