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Official data from INPI

TORNO PARA FOLHEAR MADEIRA

ConcedidaInvention Patent

Application data

Number

PI8207552

Type

Invention Patent

Filing

12/28/1981

Publication

10/25/1983

Progress at the INPI

  1. Filing12/28/81
  2. Publication10/25/83
  3. Examination01/24/84
  4. Allowance07/08/86
  5. Grant03/17/87
  6. Expired08/19/08

The letters patent expired on 08/19/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MEINAN MACHINERY WORKS [JP]

Inventors

K. H. (pessoa física)

Y. I. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/17/1987

RPI 856

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Republicação - classificação IPC

#15.11

10/15/1985

RPI 782

Exigência - art. 36 da LPI

#6.1

10/01/1985

RPI 780

Exigência - art. 36 da LPI

#6.1

04/09/1985

RPI 755

Solicitação de exame técnico

#4.1

01/24/1984

RPI 692

Publicação do pedido de patente

#3.1

10/25/1983

RPI 679

Pedido de patente depositado

#2.1

02/16/1983

RPI 643

Carta-patente expirada

#21.1

Patente extinta em 28/12/97

08/19/2008

RPI 1963

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