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Official data from INPI

PROTETOR-DISTANCIADOR PARA CADEIRAS EMPILHAVEIS

ConcedidaUtility Model

Application data

Number

MU6500408

Type

Utility Model

Filing

03/29/1985

Publication

11/18/1986

Progress at the INPI

  1. Filing03/29/85
  2. Publication11/18/86
  3. Examination02/17/87
  4. Allowance11/10/87
  5. Grant06/28/88
  6. Expired05/09/95

The letters patent expired on 05/09/1995: 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: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

VITALIANO RAIOLA [BR]

Inventors

R. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1988

RPI 923

Notificação para pagamento de retribuição

#13.1

03/01/1988

RPI 906

Deferimento

#9.1

11/10/1987

RPI 890

Solicitação de exame técnico

#4.1

02/17/1987

RPI 852

Publicação do pedido de patente

#3.1

11/18/1986

RPI 839

14.4

08/27/1985

RPI 775

Pedido de patente depositado

#2.1

06/18/1985

RPI 765

Carta-patente expirada

#21.1

05/09/1995

RPI 1275

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