Pedido de patente depositado
#2.1
04/25/1989
RPI 966
The letters patent expired on 09/25/2001: 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: 04/25/1989. We update with every new RPI gazette, published weekly.
Applicants
Instituto de Pesquisas Tecnológicas de São Paulo S/A - IPT
SP, BR
Inventors
A. M. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
04/25/1989
RPI 966
#21.1
Patente extinta em 17/06/98 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#16.1
07/25/1995
RPI 1286
#13.1
04/04/1995
RPI 1270
#9.1
11/29/1994
RPI 1252
#6.1
05/31/1994
RPI 1226
#6.1
10/19/1993
RPI 1194
#4.1
12/03/1991
RPI 1096
#3.1
02/06/1990
RPI 1005
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.