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Official data from INPI

TORNO PARA MADEIRA FOLHEADA

Em AnáliseInvention Patent

Application data

Number

PI8704872

Type

Invention Patent

Filing

09/23/1987

Publication

05/17/1988

Progress at the INPI

  1. Filing09/23/87
  2. Publication05/17/88
  3. Examination07/19/88
  4. Allowance07/23/91
  5. Grant05/26/92
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 07/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Durand-Raute Industries Ltd.

CA

Inventors

G. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

CA

519.035 · 09/24/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/19/1988

RPI 926

Publicação do pedido de patente

#3.1

05/17/1988

RPI 917

Pedido de patente depositado

#2.1

12/22/1987

RPI 896

Carta-patente expirada

#21.1

Patente extinta em 23/09/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

05/26/1992

RPI 1121

Republicação - classificação IPC

#15.11

11/26/1991

RPI 1095

Notificação para pagamento de retribuição

#13.1

11/19/1991

RPI 1094

Deferimento

#9.1

07/23/1991

RPI 1077

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