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Official data from INPI

PASTA DE ARQUIVO DE DOCUMENTOS PARTICULARES

ConcedidaUtility Model

Application data

Number

MU6301720

Type

Utility Model

Filing

11/18/1983

Publication

05/08/1984

Progress at the INPI

  1. Filing11/18/83
  2. Publication05/08/84
  3. Examination12/18/84
  4. Allowance03/11/86
  5. Grant09/30/86
  6. Expired09/27/94

The letters patent expired on 09/27/1994: 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: 09/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IOB IND E COMERCIAL LTDA [BR]

Inventors

B. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/30/1986

RPI 832

Notificação para pagamento de retribuição

#13.1

07/01/1986

RPI 819

Deferimento

#9.1

03/11/1986

RPI 803

Republicação - classificação IPC

#15.11

10/15/1985

RPI 782

Exigência - art. 36 da LPI

#6.1

09/24/1985

RPI 779

Solicitação de exame técnico

#4.1

12/18/1984

RPI 739

14.1

08/07/1984

RPI 720

Publicação antecipada

#3.2

05/08/1984

RPI 707

Pedido de patente depositado

#2.1

02/07/1984

RPI 694

Carta-patente expirada

#21.1

09/27/1994

RPI 1243

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