Pedido de patente depositado
#2.1
07/04/1989
RPI 976
Application data
Number
PI8902193Type
Filing
Publication
The letters patent expired on 12/22/2009: 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: 07/04/1989. We update with every new RPI gazette, published weekly.
Applicants
S. A. (pessoa física)
DE
Inventors
E. A. (pessoa física)
DE
IPC Classification
Priority claims
DE
P 3815944.9 · 05/10/1988
DE
P 3909404.9 · 03/22/1989
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
07/04/1989
RPI 976
#21.1
Patente extinta em 10/05/2004
12/22/2009
RPI 2033
#16.1
04/26/1994
RPI 1221
#9.1
08/31/1993
RPI 1187
#4.1
07/30/1991
RPI 1078
#3.1
08/21/1990
RPI 1029
From the same holder
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