Concessão da patente
#16.1
12/30/1986
RPI 845
The letters patent expired on 12/07/1993: 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: 12/30/1986. We update with every new RPI gazette, published weekly.
Applicants
AMPACO CO. N. V.
Inventors
K. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
12/30/1986
RPI 845
#13.1
06/24/1986
RPI 818
#9.1
02/12/1986
RPI 799
#15.11
09/24/1985
RPI 779
#6.1
06/25/1985
RPI 766
#4.1
08/07/1984
RPI 720
#3.1
01/03/1984
RPI 689
#2.1
07/20/1982
RPI 613
#21.1
12/07/1993
RPI 1201
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.