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Official data from INPI

CONFIGURAÇÀO DE GRELHA EXPANDIDA PARA PISOS E DEGRAUS, GRADES DE PROTEÇÀO, DECORAÇÃO E ALAMBRADOS, NOS ACABAMENTOS ALUMÍNIO NATURAL E ANODIZADO

ConcedidaUtility Model

Application data

Number

MU6400615

Type

Utility Model

Filing

04/30/1984

Publication

12/03/1985

Progress at the INPI

  1. Filing04/30/84
  2. Publication12/03/85
  3. Examination05/27/86
  4. Allowance08/11/87
  5. Grant04/26/88
  6. Terminated03/10/92

The patent was granted on 04/26/1988 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: 04/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alcoa Alumínio S/A

MG, BR

See this company's full portfolio

Inventors

M. M. (pessoa física)

N. S. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/26/1988

RPI 914

Notificação para pagamento de retribuição

#13.1

12/01/1987

RPI 893

Deferimento

#9.1

08/11/1987

RPI 877

Exigência - art. 36 da LPI

#6.1

01/13/1987

RPI 847

Solicitação de exame técnico

#4.1

05/27/1986

RPI 814

Publicação do pedido de patente

#3.1

12/03/1985

RPI 789

Pedido de patente depositado

#2.1

07/03/1984

RPI 715

Anuidade - prazo legal encerrado

#18.2

03/10/1992

RPI 1110

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