Concessão da patente
#16.1
20 (vinte) anos contados a partir de 18/11/2014, observadas as condições legais
01/11/2022
RPI 2662
The patent was granted on 01/11/2022 and is in force until 11/18/2029. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.
Protection valid until:11/18/2029
Latest action published by the INPI: 01/11/2022. We update with every new RPI gazette, published weekly.
Applicants
WEATHERFORD/LAMB, INC.
US
Inventors
No inventors listed.
IPC Classification
No IPC classification.
Publications in the Brazilian Industrial Property Gazette (RPI).
#16.1
20 (vinte) anos contados a partir de 18/11/2014, observadas as condições legais
01/11/2022
RPI 2662
#9.1
12/07/2021
RPI 2657
#7.1
09/08/2021
RPI 2644
#7.1
05/11/2021
RPI 2627
#2.4
10/06/2020
RPI 2596
#2.10
Número de Protocolo '870200084430' em 07/07/2020 11:44 (WB)
07/14/2020
RPI 2584
From the same holder
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