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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM PROTETOR AURICULAR

DeferidaUtility Model

Application data

Number

MU6601865

Type

Utility Model

Filing

10/08/1986

Publication

08/04/1987

Progress at the INPI

  1. Filing10/08/86
  2. Publication08/04/87
  3. Examination09/22/87
  4. Allowance09/12/89
  5. Grant06/26/90
  6. Expired01/28/97

The letters patent expired on 01/28/1997: 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

W. R. (pessoa física)

SP, BR

Inventors

W. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

09/12/1989

RPI 986

Exigência - art. 36 da LPI

#6.1

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

09/22/1987

RPI 883

Publicação antecipada

#3.2

08/04/1987

RPI 876

Pedido de patente depositado

#2.1

04/28/1987

RPI 862

Carta-patente expirada

#21.1

01/28/1997

RPI 1365

Concessão da patente

#16.1

06/26/1990

RPI 1024

Notificação para pagamento de retribuição

#13.1

01/16/1990

RPI 1002

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