Anuidade - prazo legal encerrado
#18.2
05/17/1988
RPI 917
The patent was granted on 11/27/1984 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: 05/17/1988. We update with every new RPI gazette, published weekly.
Applicants
HALLIBURTON CO
Inventors
B. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#18.2
05/17/1988
RPI 917
#16.1
11/27/1984
RPI 736
02/28/1984
RPI 697
12/27/1983
RPI 688
08/30/1983
RPI 671
#12.1
02/08/1983
RPI 642
#9.1
10/13/1982
RPI 625
08/17/1982
RPI 617
#6.1
05/18/1982
RPI 604
From the same holder
Same category
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