Concessão da patente
#16.1
04/30/1985
RPI 758
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: 04/30/1985. We update with every new RPI gazette, published weekly.
Applicants
S. J. (pessoa física)
Inventors
A. W. (pessoa física)
F. L. (pessoa física)
M. G. (pessoa física)
S. J. (pessoa física)
Z. W. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/30/1985
RPI 758
#13.1
02/20/1985
RPI 748
#9.1
10/09/1984
RPI 729
#6.1
03/27/1984
RPI 701
#6.1
09/20/1983
RPI 674
#4.1
04/05/1983
RPI 650
#21.1
04/25/1995
RPI 1273
Same category
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