Anuidade - prazo legal encerrado
#18.2
10/03/1989
RPI 989
The patent was granted on 04/26/1988 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: 10/03/1989. We update with every new RPI gazette, published weekly.
Applicants
EXXON RESEARCH ENGINEERING CO
Inventors
L. H. (pessoa física)
W. S. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
10/03/1989
RPI 989
#16.1
04/26/1988
RPI 914
#13.1
01/26/1988
RPI 901
#15.11
09/15/1987
RPI 882
#9.1
09/15/1987
RPI 882
#6.1
09/28/1982
RPI 623
12/22/1981
RPI 583
From the same holder
Same category
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