Concessão da patente
#16.1
03/26/1985
RPI 753
The patent was granted on 03/26/1985 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: 03/26/1985. We update with every new RPI gazette, published weekly.
Applicants
M. C. (pessoa física)
US
Inventors
P. C. (pessoa física)
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
03/26/1985
RPI 753
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12/11/1984
RPI 738
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12/04/1984
RPI 737
#9.1
08/14/1984
RPI 721
#6.1
01/17/1984
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#4.1
05/10/1983
RPI 655
#15.11
Procedimento automático de reclassificação. As classificações IPC anteriores eram: B01J 29/04; B01J 29/28; C01B 33/28.
03/20/2018
RPI 2463
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09/25/1990
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From the same holder
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