Concessão da patente
#16.1
09/25/1984
RPI 727
The letters patent expired on 12/26/1995: 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: 09/25/1984. We update with every new RPI gazette, published weekly.
Applicants
K. A. (pessoa física)
SE
Inventors
A. B. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/25/1984
RPI 727
#13.1
07/03/1984
RPI 715
#9.1
03/13/1984
RPI 699
#4.1
06/28/1983
RPI 662
#21.1
12/26/1995
RPI 1308
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.