Pedido de patente depositado
#2.1
11/28/1989
RPI 997
Application data
Number
PI8903834Type
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: 11/28/1989. We update with every new RPI gazette, published weekly.
Applicants
C. F. (pessoa física)
DE
Inventors
R. A. (pessoa física)
DE
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
11/28/1989
RPI 997
#21.1
Patente extinta em 31/07/2004
12/22/2009
RPI 2033
#16.1
03/30/1993
RPI 1165
#13.1
11/24/1992
RPI 1147
#9.1
07/07/1992
RPI 1127
#4.1
10/23/1990
RPI 1038
#3.1
03/20/1990
RPI 1010
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