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Official data from INPI

DISPOSICAO INTRODUZIDA EM CADERNOS E CORRELATOS

ConcedidaUtility Model

Application data

Number

MU6500010

Type

Utility Model

Filing

01/09/1985

Publication

07/02/1985

Progress at the INPI

  1. Filing01/09/85
  2. Publication07/02/85
  3. Examination10/01/85
  4. Allowance09/27/88
  5. Grant05/30/89
  6. Expired06/06/95

The letters patent expired on 06/06/1995: 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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NELSON NICOLAU JUNIOR [BR]

Inventors

N. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/30/1989

RPI 971

Notificação para pagamento de retribuição

#13.1

01/10/1989

RPI 951

Deferimento

#9.1

09/27/1988

RPI 936

Exigência - art. 36 da LPI

#6.1

04/12/1988

RPI 912

14.1

10/06/1987

RPI 885

Pedido de certificado de adição de invenção

#5.1

02/25/1986

RPI 801

Solicitação de exame técnico

#4.1

10/01/1985

RPI 780

Publicação antecipada

#3.2

07/02/1985

RPI 767

Pedido de patente depositado

#2.1

04/02/1985

RPI 754

Carta-patente expirada

#21.1

06/06/1995

RPI 1279

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