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Official data from INPI

SUPORTE ELASTICO PARA CONTENSAO DE MOLA HELICOIDAL DE SUSPENSAO EM VEICULOS

ConcedidaUtility Model

Application data

Number

MU6100988

Type

Utility Model

Filing

07/22/1981

Publication

03/01/1983

Progress at the INPI

  1. Filing07/22/81
  2. Publication03/01/83
  3. Examination10/18/83
  4. Allowance01/02/85
  5. Grant06/25/85
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

POLYMAX IND & COMERCIO DE BORR [BR]

Inventors

M. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/25/1985

RPI 766

Notificação para pagamento de retribuição

#13.1

04/23/1985

RPI 757

Deferimento

#9.1

01/02/1985

RPI 741

Exigência - art. 36 da LPI

#6.1

07/03/1984

RPI 715

Solicitação de exame técnico

#4.1

10/18/1983

RPI 678

Publicação do pedido de patente

#3.1

03/01/1983

RPI 645

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

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