Publicação do pedido de patente
#3.1
07/04/1989
RPI 976
The letters patent expired on 09/18/2001: 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: 07/04/1989. We update with every new RPI gazette, published weekly.
Applicants
F. N. (pessoa física)
RN, BR
Inventors
F. N. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#3.1
07/04/1989
RPI 976
#4.1
05/23/1989
RPI 970
#3.1
08/30/1988
RPI 932
#2.1
03/15/1988
RPI 908
#21.1
Patente extinta em 08/11/97 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).
09/18/2001
RPI 1602
#16.1
10/25/1994
RPI 1247
#13.1
06/21/1994
RPI 1229
#9.1
03/08/1994
RPI 1214
#6.1
04/13/1993
RPI 1167
11/12/1991
RPI 1093
#15.3
05/21/1991
RPI 1068
#4.1
01/16/1990
RPI 1002
Same category
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