Carta-patente expirada
#21.1
Patente extinta em 10/04/2000
07/01/2008
RPI 1956
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: 07/01/2008. We update with every new RPI gazette, published weekly.
Applicants
R. M. (pessoa física)
PR, BR
Inventors
R. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 10/04/2000
07/01/2008
RPI 1956
#16.1
03/28/1995
RPI 1269
#13.1
11/15/1994
RPI 1250
#9.1
07/19/1994
RPI 1233
#6.1
01/18/1994
RPI 1207
#4.1
03/30/1993
RPI 1165
#3.2
01/08/1991
RPI 1049
#2.1
12/04/1990
RPI 1044
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.