Carta-patente expirada
#21.1
Patente extinta em 16/11/2006
08/26/2008
RPI 1964
The letters patent expired on 08/26/2008: 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: 08/26/2008. We update with every new RPI gazette, published weekly.
Applicants
P. W. (pessoa física)
SP, BR
Inventors
P. W. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 16/11/2006
08/26/2008
RPI 1964
#16.1
11/16/1999
RPI 1506
#9.1
05/11/1999
RPI 1479
Anulada a publicação na RPI nº 1427 por ter sido indevida.
05/05/1998
RPI 1428
#6.1
04/28/1998
RPI 1427
#6.1
04/22/1998
RPI 1426
#4.1
08/30/1994
RPI 1239
07/26/1994
RPI 1234
#11.1
07/05/1994
RPI 1231
#3.1
05/19/1992
RPI 1120
#2.1
03/19/1991
RPI 1059
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