Concessão da patente
#16.1
09/27/1988
RPI 936
The letters patent expired on 11/22/1994: 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
RAMPAZZO & DEL VALHE LTDA [BR]
Inventors
V. D. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
09/27/1988
RPI 936
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06/07/1988
RPI 920
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05/31/1988
RPI 919
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02/09/1988
RPI 903
#4.1
08/05/1986
RPI 824
#3.1
04/01/1986
RPI 806
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RPI 731
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11/22/1994
RPI 1251
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RPI 1128
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04/28/1992
RPI 1117
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