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Official data from INPI

ARRANJO DE CENTRAGEM

Em AnáliseInvention Patent

Application data

Number

PI8600340

Type

Invention Patent

Filing

01/29/1986

Publication

10/14/1986

Progress at the INPI

  1. Filing01/29/86
  2. Publication10/14/86
  3. Examination10/06/87
  4. Allowance01/09/90
  5. Grant09/25/90
  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: 10/06/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

G. A. (pessoa física)

DE

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Inventors

H. K. (pessoa física)

Technical data

IPC Classification

Priority claims

CH

427/85-0 · 01/31/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/06/1987

RPI 885

Publicação do pedido de patente

#3.1

10/14/1986

RPI 834

Pedido de patente depositado

#2.1

07/22/1986

RPI 822

Carta-patente expirada

#21.1

Patente extinta em 29/01/2001

07/22/2008

RPI 1959

Republicação - classificação IPC

#15.11

12/24/1991

RPI 1099

Concessão da patente

#16.1

09/25/1990

RPI 1034

Notificação para pagamento de retribuição

#13.1

05/01/1990

RPI 1016

Deferimento

#9.1

01/09/1990

RPI 1001

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