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Official data from INPI

ACOPLAMENTO IRREVERSÍVEL DE ELEMENTOS FORMADORES DE PASSAGENS

Em AnáliseInvention Patent

Application data

Number

PI8600896

Type

Invention Patent

Filing

03/03/1986

Publication

08/19/1986

Progress at the INPI

  1. Filing03/03/86
  2. Publication08/19/86
  3. Examination10/07/86
  4. Allowance05/16/89
  5. Grant02/06/90
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Piter Pan Indústria e Comércio Ltda

SP, BR

Inventors

J. D. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

09/12/1989

RPI 986

Deferimento

#9.1

05/16/1989

RPI 969

Solicitação de exame técnico

#4.1

10/07/1986

RPI 833

Publicação antecipada

#3.2

08/19/1986

RPI 826

Pedido de patente depositado

#2.1

08/12/1986

RPI 825

Carta-patente expirada

#21.1

Patente extinta em 03/03/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

02/06/1990

RPI 1005

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