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Official data from INPI

FREIO ELETROMAGNÉTICO PARA DESLIZAMENTO CONTÍNUO

PublicadaUtility Model

Application data

Number

MU6802425

Type

Utility Model

Filing

11/01/1988

Publication

07/11/1989

Progress at the INPI

  1. Filing11/01/88
  2. Publication07/11/89
  3. Examination02/13/90
  4. Allowance08/31/93
  5. Grant06/28/94
  6. Terminated07/09/96

The patent was granted on 06/28/1994 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unitec Transmissões, Equipamentos e Sinterização Ltda.

SP, BR

United Transmissões, Equipamentos e Sinterização Ltda

SP, BR

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Inventors

J. B. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

07/11/1989

RPI 977

Pedido de patente depositado

#2.1

05/30/1989

RPI 971

Anuidade - prazo legal encerrado

#18.2

07/09/1996

RPI 1336

Concessão da patente

#16.1

06/28/1994

RPI 1230

Notificação para pagamento de retribuição

#13.1

02/22/1994

RPI 1212

Deferimento

#9.1

08/31/1993

RPI 1187

Exigência - art. 36 da LPI

#6.1

03/09/1993

RPI 1162

Solicitação de exame técnico

#4.1

02/13/1990

RPI 1006

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