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Official data from INPI

DISPOSICAO INTRODUZIDA EM COBERTURA APLICADA EM TELHADOS,LAJES E SIMILARES

IndeferidaUtility Model

Application data

Number

MU6602540

Type

Utility Model

Filing

12/17/1986

Publication

06/23/1987

Progress at the INPI

Under appeal
  1. Filing12/17/86
  2. Publication06/23/87
  3. Examination08/25/87
  4. Refused04/04/89
  5. Grant
  6. In force

The application was refused by the INPI on 04/04/1989. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 04/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PEDRO CLAUDIO DE FREITAS [BR]

PEDRO IVO DE FREITAS [BR]

Inventors

F. [. (pessoa física)

F. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

04/04/1989

RPI 963

Solicitação de exame técnico

#4.1

08/25/1987

RPI 879

Publicação antecipada

#3.2

06/23/1987

RPI 870

Pedido de patente depositado

#2.1

05/05/1987

RPI 863

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era E04C 1/30.

03/27/2018

RPI 2464

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