Concessão da patente
#16.1
06/02/1987
RPI 867
Application data
Number
PI8101991Type
Filing
Publication
The letters patent expired on 10/01/1996: 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: 06/02/1987. We update with every new RPI gazette, published weekly.
Applicants
N. C. (pessoa física)
JP
Inventors
S. N. (pessoa física)
T. M. (pessoa física)
T. N. (pessoa física)
Y. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
06/02/1987
RPI 867
#13.1
12/09/1986
RPI 842
#9.1
08/26/1986
RPI 827
#6.1
10/01/1985
RPI 780
#6.1
03/05/1985
RPI 750
#4.1
02/02/1982
RPI 589
#3.1
10/06/1981
RPI 572
#21.1
10/01/1996
RPI 1348
From the same holder
Same category
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