Anuidade - prazo legal encerrado
#18.2
09/13/1988
RPI 934
The patent was granted on 07/31/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 09/13/1988. We update with every new RPI gazette, published weekly.
Applicants
ASTRA QUÍMICA DO BRASIL LTDA
Inventors
B. Y. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
09/13/1988
RPI 934
#16.1
07/31/1984
RPI 719
#9.1
12/13/1983
RPI 686
#7.1
06/21/1983
RPI 661
#4.1
08/03/1982
RPI 615
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era A61M 5/18.
03/27/2018
RPI 2464
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Same category
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