Solicitação de exame técnico
#4.1
03/07/1989
RPI 959
Application data
Number
PI8507225Type
Filing
Publication
The letters patent expired on 07/15/2008: 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: 03/07/1989. We update with every new RPI gazette, published weekly.
Applicants
N. S. (pessoa física)
GB
Inventors
N. S. (pessoa física)
GB
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
03/07/1989
RPI 959
#1.3
08/04/1987
RPI 876
#21.1
Patente extinta em 10/06/2000
07/15/2008
RPI 1958
#16.1
05/30/1995
RPI 1278
#13.1
01/17/1995
RPI 1259
#9.1
09/13/1994
RPI 1241
#6.1
09/14/1993
RPI 1189
#7.1
03/02/1993
RPI 1161
Same category
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