Anuidade - prazo legal encerrado
#18.2
07/12/1988
RPI 925
The patent was granted on 06/28/1983 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: 07/12/1988. We update with every new RPI gazette, published weekly.
Applicants
RUD KETTEN RIEGER & DIETZ
Inventors
H. D. (pessoa física)
R. H. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
07/12/1988
RPI 925
#16.1
06/28/1983
RPI 662
#13.1
05/24/1983
RPI 657
#4.1
04/20/1982
RPI 600
From the same holder
Same category
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