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Official data from INPI

DISPOSITIVO DE JUNTA EM EQUIPAMENTO DE PERFURATRIZ DE EXTENSÃO PARA PERFURAÇÃO POR PERCUSSÃO

Em ExigênciaInvention Patent

Application data

Number

PI8504293

Type

Invention Patent

Filing

09/05/1985

Publication

06/17/1986

Progress at the INPI

  1. Filing09/05/85
  2. Publication06/17/86
  3. Examination10/14/86
  4. Allowance08/14/90
  5. Grant02/26/91
  6. Terminated08/08/95

The patent was granted on 02/26/1991 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: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Secoroc AB

SE

Inventors

C. G. (pessoa física)

SE

Technical data

IPC Classification

Priority claims

SE

8404488-2 · 09/06/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/02/1989

RPI 967

Solicitação de exame técnico

#4.1

10/14/1986

RPI 834

Publicação do pedido de patente

#3.1

06/17/1986

RPI 817

Pedido de patente depositado

#2.1

11/26/1985

RPI 788

Anuidade - prazo legal encerrado

#18.2

08/08/1995

RPI 1288

Concessão da patente

#16.1

02/26/1991

RPI 1056

Notificação para pagamento de retribuição

#13.1

11/27/1990

RPI 1043

Deferimento

#9.1

08/14/1990

RPI 1028

Conhecimento de parecer técnico

#7.1

01/09/1990

RPI 1001

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