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Official data from INPI

122018012434

ConcedidaUtility ModelPCT · GB2010050093

Application data

Number

122018012434

Type

Utility Model

Filing

01/22/2010

Publication

-

PCT

GB2010050093

Progress at the INPI

  1. Filing01/22/10
  2. Publication
  3. Examination
  4. Allowance09/01/20
  5. Grant11/17/20
  6. In force01/22/25

The patent was granted on 11/17/2020 and is in force until 01/22/2025. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:01/22/2025

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Latest action published by the INPI: 11/17/2020. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PETROWELL LIMITED

GB

WEATHERFORD TECHNOLOGY HOLDINGS, LLC

US

See this company's full portfolio

Inventors

A. E. (pessoa física)

GB

I. M. (pessoa física)

GB

S. R. (pessoa física)

GB

Technical data

Priority claims

GB

0901034.9 · 01/22/2009

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10 (dez) anos contados a partir de 17/11/2020, observadas as condições legais

11/17/2020

RPI 2602

Deferimento

#9.1

09/01/2020

RPI 2591

Exigência - art. 36 da LPI

#6.1

05/21/2019

RPI 2524

Republicação - classificação IPC

#15.11

As Classificações Anteriores eram: E21B 17/07 , E21B 23/06 , E21B 33/129

04/02/2019

RPI 2517

Transferência deferida

#25.1

04/02/2019

RPI 2517

6.20

10/30/2018

RPI 2495

Notificação de pedido dividido

#2.4

1º dividido do PI 1007234-9

07/31/2018

RPI 2482

Requerimento de pedido de patente

#2.10

Protocolo nº 870180052208, em 18/06/2018; 15:56 (WB); 2ºdividido do PI 1007234-9

06/26/2018

RPI 2477

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