20.4
12/18/1984
RPI 739
The patent was granted on 01/25/1983 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: 12/18/1984. We update with every new RPI gazette, published weekly.
Applicants
LUMMUS CO
Inventors
S. M. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
12/18/1984
RPI 739
03/29/1983
RPI 649
#16.1
01/25/1983
RPI 640
#13.1
12/07/1982
RPI 633
#9.1
07/20/1982
RPI 613
#6.1
12/08/1981
RPI 581
#18.2
01/21/1992
RPI 1103
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Same category
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