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Official data from INPI

VALVULA DE RETENCAO

DeferidaUtility Model

Application data

Number

MU6400067

Type

Utility Model

Filing

01/19/1984

Publication

08/27/1985

Progress at the INPI

Awaiting grant fee payment
  1. Filing01/19/84
  2. Publication08/27/85
  3. Examination09/16/86
  4. Allowance12/29/87
  5. Grant
  6. In force

The application was allowed by the INPI on 12/29/1987. The grant of the letters patent is being processed.

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Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

IMPECAL IND DE PECAS PARA CALD [BR]

Inventors

R. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

05/30/1989

RPI 971

Deferimento

#9.1

12/29/1987

RPI 897

Solicitação de exame técnico

#4.1

09/16/1986

RPI 830

Publicação do pedido de patente

#3.1

08/27/1985

RPI 775

Pedido de patente depositado

#2.1

04/10/1984

RPI 703

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