Carta-patente expirada
#21.1
Patente extinta em 12/02/2002
07/01/2008
RPI 1956
The letters patent expired on 07/01/2008: 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: 07/01/2008. We update with every new RPI gazette, published weekly.
Applicants
Prayon Metaloplastica Ltda
SC, BR
Inventors
H. P. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 12/02/2002
07/01/2008
RPI 1956
#16.1
06/27/1995
RPI 1282
#13.1
03/07/1995
RPI 1266
#9.1
11/01/1994
RPI 1248
#4.1
03/16/1993
RPI 1163
#3.2
05/19/1992
RPI 1120
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03/17/1992
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