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Official data from INPI

122022010728

ConcedidaUtility ModelPCT · US2016054863

Application data

Number

122022010728

Type

Utility Model

Filing

09/30/2016

Publication

-

PCT

US2016054863

Progress at the INPI

  1. Filing09/30/16
  2. Publication
  3. Examination
  4. Allowance10/25/22
  5. Grant11/29/22
  6. In force09/30/31

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

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Latest action published by the INPI: 11/29/2022. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

HALLIBURTON ENERGY SERVICES, INC.

US

See this company's full portfolio

Inventors

M. E. (pessoa física)

US

S. B. (pessoa física)

US

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

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

Deferimento

#9.1

10/25/2022

RPI 2703

Republicação - classificação IPC

#15.11

As Classificações Anteriores eram: E21B 33/12 , E21B 17/00

10/18/2022

RPI 2702

Notificação de pedido dividido

#2.4

07/12/2022

RPI 2688

Requerimento de pedido de patente

#2.10

Número de Protocolo '870220048118' em 01/06/2022 15:09 (WB)

06/14/2022

RPI 2684

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