Concessão da patente
#16.1
09/27/1988
RPI 936
Application data
Number
PI8202772Type
Filing
Publication
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: 09/27/1988. We update with every new RPI gazette, published weekly.
Applicants
S. P. (pessoa física)
RS, BR
Inventors
S. P. (pessoa física)
BR
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/27/1988
RPI 936
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RPI 707
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RPI 687
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06/29/1982
RPI 610
#21.1
Patente extinta em 13/05/97
07/01/2008
RPI 1956
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Same category
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