Publicação do pedido de patente
#3.1
08/08/1989
RPI 981
The letters patent expired on 09/18/2001: 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: 08/08/1989. We update with every new RPI gazette, published weekly.
Applicants
N. D. (pessoa física)
SP, BR
Inventors
N. D. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
08/08/1989
RPI 981
#2.1
05/03/1988
RPI 915
#21.1
Patente extinta em 28/12/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
10/26/1993
RPI 1195
#13.1
06/08/1993
RPI 1175
#9.1
02/24/1993
RPI 1160
#15.6
08/04/1992
RPI 1131
#15.3
01/14/1992
RPI 1102
#6.1
07/09/1991
RPI 1075
#4.1
03/06/1990
RPI 1008
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.