Concessão da patente
#16.1
09/30/1986
RPI 832
The letters patent expired on 11/30/1993: 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: 09/30/1986. We update with every new RPI gazette, published weekly.
Applicants
G. E. (pessoa física)
Inventors
C. F. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/30/1986
RPI 832
#13.1
06/24/1986
RPI 818
#9.1
02/12/1986
RPI 799
#6.1
12/18/1984
RPI 739
#6.1
01/31/1984
RPI 693
#6.1
08/16/1983
RPI 669
#6.1
08/17/1982
RPI 617
12/29/1981
RPI 584
#21.1
11/30/1993
RPI 1200
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.