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Official data from INPI

CASCO PARA EMBARCAÇÕES.

Em AnáliseUtility Model

Application data

Number

MU6401257

Type

Utility Model

Filing

08/07/1984

Publication

03/18/1986

Progress at the INPI

  1. Filing08/07/84
  2. Publication03/18/86
  3. Examination08/26/86
  4. Allowance07/21/87
  5. Grant12/29/87
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. S. (pessoa física)

Inventors

A. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

07/12/1988

RPI 925

Concessão da patente

#16.1

12/29/1987

RPI 897

Deferimento

#9.1

07/21/1987

RPI 874

Solicitação de exame técnico

#4.1

08/26/1986

RPI 827

Publicação do pedido de patente

#3.1

03/18/1986

RPI 804

Pedido de patente depositado

#2.1

10/23/1984

RPI 731

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

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