Publicação do pedido de patente
#3.1
03/01/1988
RPI 906
Application data
Number
PI8702873Type
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: 03/01/1988. We update with every new RPI gazette, published weekly.
Applicants
S. A. (pessoa física)
DE
Inventors
W. N. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
03/01/1988
RPI 906
#2.1
08/11/1987
RPI 877
#21.1
Patente extinta em 05/06/2002
07/29/2008
RPI 1960
#16.1
09/29/1992
RPI 1139
#13.1
04/14/1992
RPI 1115
#9.1
11/26/1991
RPI 1095
#4.1
10/30/1990
RPI 1039
From the same holder
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.