Publicação do pedido de patente
#3.1
07/11/1989
RPI 977
Application data
Number
PI8706701Type
Filing
Publication
The letters patent expired on 07/29/2008: 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: 07/11/1989. We update with every new RPI gazette, published weekly.
Applicants
J. N. (pessoa física)
RJ, BR
Inventors
J. N. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
07/11/1989
RPI 977
#2.1
03/01/1988
RPI 906
#21.1
Patente extinta em 10/12/2002
07/29/2008
RPI 1960
#16.1
08/25/1992
RPI 1134
#13.1
02/04/1992
RPI 1105
#9.1
10/01/1991
RPI 1087
#4.1
11/20/1990
RPI 1042
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.