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Official data from INPI

CONJUNTO DE ROLO DE UM TORNO DE FOLHEAR PARA GIRAR UM TORO

Em AnáliseInvention Patent

Application data

Number

PI8701296

Type

Invention Patent

Filing

03/23/1987

Publication

12/29/1987

Progress at the INPI

  1. Filing03/23/87
  2. Publication12/29/87
  3. Examination07/05/88
  4. Allowance06/11/91
  5. Grant03/31/92
  6. Terminated10/17/95

The patent was granted on 03/31/1992 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: 07/05/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Meinan Machinery Works, Inc.

JP

See this company's full portfolio

Inventors

K. W. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

61-064165 · 03/24/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/05/1988

RPI 924

Publicação do pedido de patente

#3.1

12/29/1987

RPI 897

Pedido de patente depositado

#2.1

06/30/1987

RPI 871

Anuidade - prazo legal encerrado

#18.2

10/17/1995

RPI 1298

Concessão da patente

#16.1

03/31/1992

RPI 1113

Notificação para pagamento de retribuição

#13.1

10/08/1991

RPI 1088

Deferimento

#9.1

06/11/1991

RPI 1071

Exigência - art. 36 da LPI

#6.1

12/26/1990

RPI 1047

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