Concessão da patente
#16.1
07/27/1982
RPI 614
The letters patent expired on 11/24/1992: 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: 07/27/1982. We update with every new RPI gazette, published weekly.
Applicants
Tokico Ltd.
JP
Inventors
E. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
07/27/1982
RPI 614
12/29/1981
RPI 584
11/10/1981
RPI 577
#21.1
11/24/1992
RPI 1147
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.