Retificação
#15.3
05/16/1989
RPI 969
Application data
Number
PI8405278Type
Filing
Publication
Published on 08/27/1985, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.
Latest action published by the INPI: 05/16/1989. We update with every new RPI gazette, published weekly.
Applicants
SCHLUMBERGER TECHNOLOGY CORP [US]
Inventors
C. W. (pessoa física)
T. J. (pessoa física)
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#15.3
05/16/1989
RPI 969
12/20/1988
RPI 948
#4.1
08/11/1987
RPI 877
#3.1
08/27/1985
RPI 775
#2.1
01/02/1985
RPI 741
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.