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Official data from INPI

CONTENTOR DE TRANSPORTE DE SERVIÇO PESADO.

Em AnáliseInvention Patent

Application data

Number

PI8604000

Type

Invention Patent

Filing

08/22/1986

Publication

06/30/1987

Progress at the INPI

  1. Filing08/22/86
  2. Publication06/30/87
  3. Examination10/17/89
  4. Allowance06/05/90
  5. Grant12/26/90
  6. Terminated03/10/92

The patent was granted on 12/26/1990 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: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Weyerhaeuser Company

US

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Inventors

J. N. (pessoa física)

US

W. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

06/807.974 · 12/12/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/17/1989

RPI 991

Publicação do pedido de patente

#3.1

06/30/1987

RPI 871

Pedido de patente depositado

#2.1

02/10/1987

RPI 851

Anuidade - prazo legal encerrado

#18.2

03/10/1992

RPI 1110

Concessão da patente

#16.1

12/26/1990

RPI 1047

Notificação para pagamento de retribuição

#13.1

09/18/1990

RPI 1033

Deferimento

#9.1

06/05/1990

RPI 1021

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