Concessão da patente
#16.1
09/27/1983
RPI 675
The letters patent expired on 04/04/1995: 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: 09/27/1983. We update with every new RPI gazette, published weekly.
Applicants
T. I. (pessoa física)
Inventors
B. G. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/27/1983
RPI 675
#13.1
06/28/1983
RPI 662
#9.1
03/08/1983
RPI 646
#4.1
04/13/1982
RPI 599
#21.1
04/04/1995
RPI 1270
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.