10/24/1989
RPI 992
Utility ModelMU6700312
Hunter Douglas do Brasil Ltda.
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: 10/24/1989. We update with every new RPI gazette, published weekly.
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
10/24/1989
RPI 992
09/08/1987
RPI 881
4.1
07/21/1987
RPI 874
3.2
07/07/1987
RPI 872
2.1
09/18/2001
RPI 1602
21.1
Patente extinta em 23/02/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
10/29/1991
RPI 1091
16.1
07/09/1991
RPI 1075
13.1
04/23/1991
RPI 1064
10/09/1990
RPI 1036
12.2
05/22/1990
RPI 1019
9.2