Concessão da patente
#16.1
10/29/1986
RPI 836
The patent was granted on 10/29/1986 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: 10/29/1986. We update with every new RPI gazette, published weekly.
Applicants
NIPPON OIL CO LTD
Inventors
K. K. (pessoa física)
M. Y. (pessoa física)
M. M. (pessoa física)
M. (pessoa física)
W. (pessoa física)
Y. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
10/29/1986
RPI 836
#13.1
06/24/1986
RPI 818
#9.1
02/12/1986
RPI 799
#6.1
06/11/1985
RPI 764
#6.1
05/22/1984
RPI 709
#4.1
02/02/1982
RPI 589
#18.2
06/20/1995
RPI 1281
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