Carta-patente expirada
#21.1
Patente extinta em 31/08/2009
12/26/2012
RPI 2190
Application data
Number
PI8904520Type
Filing
Publication
The letters patent expired on 12/26/2012: 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: 12/26/2012. We update with every new RPI gazette, published weekly.
Applicants
A. A. (pessoa física)
SE, BR
J. A. (pessoa física)
SE, BR
Inventors
A. A. (pessoa física)
BR
J. A. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#21.1
Patente extinta em 31/08/2009
12/26/2012
RPI 2190
#16.1
05/26/1998
RPI 1431
#13.1
05/06/1997
RPI 1379
#9.1
01/07/1997
RPI 1362
#6.1
04/30/1996
RPI 1326
#4.1
08/20/1991
RPI 1081
#3.2
04/17/1990
RPI 1014
#2.1
03/13/1990
RPI 1009
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