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Official data from INPI

REGULADOR DE ALTURA EM SUPORTE DE FAROL AUXILIAR

Em AnáliseUtility Model

Application data

Number

MU6500540

Type

Utility Model

Filing

04/29/1985

Publication

02/12/1986

Progress at the INPI

  1. Filing04/29/85
  2. Publication02/12/86
  3. Examination09/29/87
  4. Allowance12/13/88
  5. Grant03/20/90
  6. Expired10/03/95

The letters patent expired on 10/03/1995: 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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Metalúrgica Dinafloy S/A

SP, BR

Inventors

A. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

04/25/1989

RPI 966

Deferimento

#9.1

12/13/1988

RPI 947

Pedido de certificado de adição de invenção

#5.1

12/29/1987

RPI 897

Solicitação de exame técnico

#4.1

09/29/1987

RPI 884

Publicação antecipada

#3.2

02/12/1986

RPI 799

Pedido de patente depositado

#2.1

07/09/1985

RPI 768

Carta-patente expirada

#21.1

10/03/1995

RPI 1296

Concessão da patente

#16.1

03/20/1990

RPI 1010

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