Retificação
#15.3
11/17/1987
RPI 891
The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.
Latest action published by the INPI: 11/17/1987. We update with every new RPI gazette, published weekly.
Applicants
Halliburton Company
US
Inventors
No inventors listed.
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.3
11/17/1987
RPI 891
#7.1
02/20/1985
RPI 748
11/03/1982
RPI 628
#5.1
03/16/1982
RPI 595
From the same holder
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