Concessão da patente
#16.1
09/25/1984
RPI 727
The letters patent expired on 07/27/1993: 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: 09/25/1984. We update with every new RPI gazette, published weekly.
Applicants
M. I. (pessoa física)
Inventors
M. I. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/25/1984
RPI 727
#13.1
06/26/1984
RPI 714
#9.1
05/11/1982
RPI 603
#21.1
07/27/1993
RPI 1182
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.