Pedido de patente depositado
#2.1
08/01/1989
RPI 980
The letters patent expired on 07/01/2008: 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: 08/01/1989. We update with every new RPI gazette, published weekly.
Applicants
H. N. (pessoa física)
SP, BR
Inventors
H. N. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
08/01/1989
RPI 980
#21.1
Patente extinta em 02/06/1999
07/01/2008
RPI 1956
#16.1
07/25/1995
RPI 1286
#13.1
03/28/1995
RPI 1269
#9.1
11/22/1994
RPI 1251
10/25/1994
RPI 1247
#16.2
09/06/1994
RPI 1240
#9.1.2
09/06/1994
RPI 1240
#16.1
10/26/1993
RPI 1195
#9.1
06/01/1993
RPI 1174
#7.1
11/03/1992
RPI 1144
#4.1
09/03/1991
RPI 1083
#3.2
08/07/1990
RPI 1027
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.