Exigência - art. 36 da LPI
#6.1
10/10/1989
RPI 990
The patent was granted on 10/30/1990 and is in force until 05/19/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:05/19/2001
Latest action published by the INPI: 10/10/1989. We update with every new RPI gazette, published weekly.
Applicants
ALCAN BRASIL [BR]
Inventors
C. L. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#6.1
10/10/1989
RPI 990
#4.1
09/27/1988
RPI 936
#3.1
01/19/1988
RPI 900
#2.1
01/21/1987
RPI 848
#20.2
10/01/1996
RPI 1348
#20.2
09/24/1996
RPI 1347
#21.1
09/17/1996
RPI 1346
#16.1
10/30/1990
RPI 1039
#13.1
07/24/1990
RPI 1025
#9.1
03/13/1990
RPI 1009
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.