Concessão da patente
#16.1
08/28/1984
RPI 723
The letters patent expired on 05/02/1995: 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: 08/28/1984. We update with every new RPI gazette, published weekly.
Applicants
FINDUS
Inventors
D. I. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
08/28/1984
RPI 723
04/10/1984
RPI 703
#13.1
02/14/1984
RPI 695
#9.1
11/01/1983
RPI 680
#6.1
03/29/1983
RPI 649
#4.1
05/18/1982
RPI 604
#21.1
05/02/1995
RPI 1274
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.