Pedido de patente depositado
#2.1
05/30/1989
RPI 971
Application data
Number
PI8901787Type
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: 05/30/1989. We update with every new RPI gazette, published weekly.
Applicants
GRANDENE S.A.
RS, BR
Inventors
C. C. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
05/30/1989
RPI 971
#21.1
Patente extinta em 14/04/2004
12/15/2009
RPI 2032
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06/27/1995
RPI 1282
#13.1
03/21/1995
RPI 1268
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11/15/1994
RPI 1250
#6.1
07/19/1994
RPI 1233
#4.1
08/13/1991
RPI 1080
#3.1
11/06/1990
RPI 1040
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