Concessão da patente
#16.1
12/30/1986
RPI 845
The letters patent expired on 06/21/1994: 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: 12/30/1986. We update with every new RPI gazette, published weekly.
Applicants
S. P. (pessoa física)
U. S. (pessoa física)
Inventors
A. M. (pessoa física)
C. R. (pessoa física)
F. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/30/1986
RPI 845
#13.1
10/14/1986
RPI 834
#9.1
06/17/1986
RPI 817
#6.1
08/13/1985
RPI 773
#6.1
08/28/1984
RPI 723
#4.1
07/05/1983
RPI 663
#4.2
12/21/1982
RPI 635
#21.1
06/21/1994
RPI 1229
From the same holder
Same category
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