Pedido de patente depositado
#2.1
05/23/1989
RPI 970
The letters patent expired on 09/25/2001: 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: 05/23/1989. We update with every new RPI gazette, published weekly.
Applicants
No applicants.
Inventors
G. R. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#2.1
05/23/1989
RPI 970
#21.1
Patente extinta em 20/12/98 conforme disposto no artigo 24 da Lei 5772/71 (CPI).
09/25/2001
RPI 1603
#25.4
12/30/1997
RPI 1410
#16.1
06/28/1994
RPI 1230
#13.1
01/18/1994
RPI 1207
#9.1
08/17/1993
RPI 1185
#4.1
03/26/1991
RPI 1060
#3.1
08/14/1990
RPI 1028
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