Arquivamento - Art. 36 §1° da LPI
#11.2
01/12/1988
RPI 899
Application data
Number
PI8204006Type
Filing
Publication
The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 01/12/1988. We update with every new RPI gazette, published weekly.
Applicants
Halliburton Company
US
Inventors
D. S. (pessoa física)
US
J. C. (pessoa física)
US
J. B. (pessoa física)
US
IPC Classification
Priority claims
US
282,321 · 07/10/1981
Publications in the Brazilian Industrial Property Gazette (RPI).
#11.2
01/12/1988
RPI 899
03/04/1987
RPI 854
#5.1
11/26/1985
RPI 788
#4.1
10/01/1985
RPI 780
#3.1
12/20/1983
RPI 687
#2.1
08/24/1982
RPI 618
#15.11
Procedimento automático de reclassificação. A classificação IPC anterior era C04B 13/24.
03/27/2018
RPI 2464
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.