Concessão da patente
#16.1
Prazo de Validade: 20 (vinte) anos contados a partir de 30/09/2016, observadas as condições legais
11/29/2022
RPI 2708
Application data
Number
122022010728Type
Filing
Publication
PCT
US2016054863 The patent was granted on 11/29/2022 and is in force until 09/30/2031. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:09/30/2031
Latest action published by the INPI: 11/29/2022. We update with every new RPI gazette, published weekly.
Applicants
HALLIBURTON ENERGY SERVICES, INC.
US
Inventors
M. E. (pessoa física)
US
S. B. (pessoa física)
US
IPC Classification
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
Prazo de Validade: 20 (vinte) anos contados a partir de 30/09/2016, observadas as condições legais
11/29/2022
RPI 2708
#9.1
10/25/2022
RPI 2703
#15.11
As Classificações Anteriores eram: E21B 33/12 , E21B 17/00
10/18/2022
RPI 2702
#2.4
07/12/2022
RPI 2688
#2.10
Número de Protocolo '870220048118' em 01/06/2022 15:09 (WB)
06/14/2022
RPI 2684
From the same holder
Same category
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