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Official data from INPI

MÓDULO PARA FORMAÇÃO DE SUPERFÍCIE DESLIZANTE APLICÁVEL EM POSTO DE COBRANÇA E EMPACOTAMENTO

ConcedidaUtility Model

Application data

Number

MU6501931

Type

Utility Model

Filing

11/27/1985

Publication

09/16/1986

Progress at the INPI

  1. Filing11/27/85
  2. Publication09/16/86
  3. Examination11/25/86
  4. Allowance01/03/89
  5. Grant09/26/89
  6. Expired03/12/96

The letters patent expired on 03/12/1996: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Seral do Brasil S/A Indústria Metalúrgica

SP, BR

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Inventors

F. J. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/16/1989

RPI 969

Republicação - classificação IPC

#15.11

01/10/1989

RPI 951

Deferimento

#9.1

01/03/1989

RPI 950

Solicitação de exame técnico

#4.1

11/25/1986

RPI 840

Publicação antecipada

#3.2

09/16/1986

RPI 830

Pedido de patente depositado

#2.1

03/25/1986

RPI 805

Carta-patente expirada

#21.1

03/12/1996

RPI 1319

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