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Official data from INPI

ANEL COLETOR ÓPTICO DE ALTA POTÊNCIA, SISTEMA LASER DE ALTA POTÊNCIA PARA ACESSAR UM POÇO E MÉTODO DE TRANSMISSÃO DE UM FEIXE DE LASER DE ALTA POTÊNCIA ATRAVÉS DE UMA JUNÇÃO ROTATIVA

ConcedidaInvention PatentPCT · US2017065827

Application data

Number

112019027385

Type

Invention Patent

Filing

12/12/2017

Publication

07/07/2020

PCT

US2017065827

Progress at the INPI

  1. Filing12/12/17
  2. Publication07/07/20
  3. Examination
  4. Allowance07/28/26
  5. Grant08/18/26
  6. In force12/12/37

The patent was granted on 08/18/2026 and is in force until 12/12/2037. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:12/12/2037

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Latest action published by the INPI: 08/18/2026. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

FORO ENERGY, INC.

US

PETRÓLEO BRASILEIRO S.A. - PETROBRAS

RJ, BR

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Inventors

A. T. (pessoa física)

US

B. F. (pessoa física)

US

G. B. (pessoa física)

US

J. F. (pessoa física)

US

R. N. (pessoa física)

US

R. M. (pessoa física)

US

Technical data

Abstract

Systems and apparatus for performing laser kerfing operations in boreholes. Systems and apparatus for providing a plurality of laser beams in a concentric ring laser beam pattern to create holes in the bottom of a borehole surface in a pattern correspond to the laser beam pattern. The system having mechanical devices to remove laser weakened rock that is associate with the laser created holes, the mechanical devices forming a removal pattern that is the negative of the concentric ring pattern.

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 12/12/2017, observadas as condições legais

08/18/2026

RPI 2902

Deferimento

#9.1

07/28/2026

RPI 2899

Exigência - art. 36 da LPI

#6.1

04/07/2026

RPI 2883

Republicação - classificação IPC

#15.11

As Classificações Anteriores eram: G02B 6/32 , G02B 6/35 , B65H 55/00 , E21B 7/00 , E21B 7/15

07/23/2024

RPI 2794

Parecer de pré-exame

#6.23

07/23/2024

RPI 2794

Adição na publicação

#15.35

11/03/2021

RPI 2652

Notificação de entrada na fase nacional - PCT

#1.3

07/07/2020

RPI 2583

Alteração de dados cadastrais

#1.1

12/31/2019

RPI 2556

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