Concessão da patente
#16.1
04/25/1989
RPI 966
The letters patent expired on 09/21/1993: 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: 04/25/1989. We update with every new RPI gazette, published weekly.
Applicants
G. E. (pessoa física)
Inventors
C. J. (pessoa física)
R. C. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
04/25/1989
RPI 966
#13.1
11/29/1988
RPI 945
#9.1
08/02/1988
RPI 928
#15.11
12/04/1984
RPI 737
#6.1
01/24/1984
RPI 692
#13.1
08/30/1983
RPI 671
#6.1
08/30/1983
RPI 671
#11.2
09/28/1982
RPI 623
#6.1
04/13/1982
RPI 599
#21.1
09/21/1993
RPI 1190
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.