Publicação do pedido de patente
#3.1
10/03/1989
RPI 989
Application data
Number
PI8900510Type
Filing
Publication
The letters patent expired on 12/15/2009: 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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
Grau Limited
GB
Inventors
J. S. (pessoa física)
P. R. (pessoa física)
R. M. (pessoa física)
IPC Classification
Priority claims
GB
8802597 · 02/05/1988
GB
8823845.6 · 10/11/1988
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
10/03/1989
RPI 989
#2.1
03/21/1989
RPI 961
#21.1
Patente extinta em 03/02/2004
12/15/2009
RPI 2032
#15.11
03/07/1995
RPI 1266
#16.1
07/27/1993
RPI 1182
#13.1
04/20/1993
RPI 1168
#9.1
12/01/1992
RPI 1148
#4.1
11/12/1991
RPI 1093
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