Concessão da patente
#16.1
11/24/1987
RPI 892
The letters patent expired on 05/16/1995: 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: 11/24/1987. We update with every new RPI gazette, published weekly.
Applicants
Y. K. (pessoa física)
JP
Inventors
M. H. (pessoa física)
Y. Y. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
11/24/1987
RPI 892
#13.1
09/15/1987
RPI 882
06/09/1987
RPI 868
08/12/1986
RPI 825
#12.2
02/18/1986
RPI 800
#9.2
10/08/1985
RPI 781
#7.1
12/20/1983
RPI 687
#4.1
10/13/1981
RPI 573
#21.1
05/16/1995
RPI 1276
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.