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Official data from INPI

MÁQUINA PARA EXTRAIR REBARBAS DE FOLHAS DE CARTÃO RECORTADAS

Em AnáliseInvention Patent

Application data

Number

PI8604221

Type

Invention Patent

Filing

09/03/1986

Publication

05/03/1988

Progress at the INPI

  1. Filing09/03/86
  2. Publication05/03/88
  3. Examination09/20/88
  4. Allowance08/07/90
  5. Grant02/26/91
  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: 09/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. N. (pessoa física)

SP, BR

Inventors

L. N. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/20/1988

RPI 935

Publicação do pedido de patente

#3.1

05/03/1988

RPI 915

Pedido de patente depositado

#2.1

03/17/1987

RPI 856

Carta-patente expirada

#21.1

Patente extinta em 03/09/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

02/26/1991

RPI 1056

Notificação para pagamento de retribuição

#13.1

11/20/1990

RPI 1042

Deferimento

#9.1

08/07/1990

RPI 1027

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