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Official data from INPI

DISPOSITIVO DE ACIONAMENTO HIDRAULICO COM RECUO AUTOMATICO

Em AnáliseUtility Model

Application data

Number

MU6200454

Type

Utility Model

Filing

04/05/1982

Publication

11/16/1983

Progress at the INPI

  1. Filing04/05/82
  2. Publication11/16/83
  3. Examination01/24/84
  4. Allowance07/09/85
  5. Grant12/31/85
  6. Terminated10/30/90

The patent was granted on 12/31/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/21/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RICARDO MENNA BARRETO [BR]

Inventors

B. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

201

01/21/1987

RPI 848

Pedido de licença voluntária

#17.1

07/08/1986

RPI 820

Concessão da patente

#16.1

12/31/1985

RPI 793

Deferimento

#9.1

07/09/1985

RPI 768

Exigência - art. 36 da LPI

#6.1

12/04/1984

RPI 737

Solicitação de exame técnico

#4.1

01/24/1984

RPI 692

Publicação do pedido de patente

#3.1

11/16/1983

RPI 682

Pedido de patente depositado

#2.1

06/01/1982

RPI 606

Anuidade - prazo legal encerrado

#18.2

10/30/1990

RPI 1039

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