Concessão da patente
#16.1
12/29/1987
RPI 897
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: 12/29/1987. We update with every new RPI gazette, published weekly.
Applicants
F. C. (pessoa física)
RJ, BR
Inventors
F. C. (pessoa física)
J. B. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/29/1987
RPI 897
#9.1
07/21/1987
RPI 874
#15.11
04/22/1987
RPI 861
#6.1
01/13/1987
RPI 847
#4.1
04/01/1986
RPI 806
#3.1
11/12/1985
RPI 786
#2.1
06/19/1984
RPI 713
#21.1
11/22/1994
RPI 1251
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Same category
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