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Official data from INPI

TRANSMISSAO HIDRAULICA PARA ACIONAMENTO DE UMA FERRAMENTA;E PROCESSO PARA FAZER MOVER UM PISTAO ALONGADO DE IMPACTO ATRAVES DE UM CURSO DE TRABALHO UTIL DENTRO DE UM FURO ALONGADO

Em AnáliseInvention Patent

Application data

Number

PI7702614

Type

Invention Patent

Filing

04/28/1976

Publication

-

Progress at the INPI

  1. Filing04/28/76
  2. Publication
  3. Examination
  4. Allowance03/16/82
  5. Grant10/19/82
  6. Terminated08/20/85

The patent was granted on 10/19/1982 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/20/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

JOY MFG CO

Inventors

H. G. (pessoa física)

M. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

08/20/1985

RPI 774

Cessão de direito de exploração

#22.1

12/04/1984

RPI 737

Concessão da patente

#16.1

10/19/1982

RPI 626

Notificação para pagamento de retribuição

#13.1

07/06/1982

RPI 611

Deferimento

#9.1

03/16/1982

RPI 595

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