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Official data from INPI

SISTEMA DE VEDACAO

Arquivada/ExtintaUtility Model

Application data

Number

MU5801036

Type

Utility Model

Filing

08/07/1978

Publication

-

Progress at the INPI

  1. Filing08/07/78
  2. Publication
  3. Examination12/08/81
  4. Allowance08/02/83
  5. Grant02/28/84
  6. Expired09/27/88

The letters patent expired on 09/27/1988: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 09/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. P. (pessoa física)

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Inventors

C. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

09/27/1988

RPI 936

Pedido de licença compulsória

#20.1

12/18/1984

RPI 739

Concessão da patente

#16.1

02/28/1984

RPI 697

Notificação para pagamento de retribuição

#13.1

11/22/1983

RPI 683

Deferimento

#9.1

08/02/1983

RPI 667

Republicação - classificação IPC

#15.11

11/30/1982

RPI 632

Exigência - art. 36 da LPI

#6.1

11/09/1982

RPI 629

Pedido de certificado de adição de invenção

#5.1

05/18/1982

RPI 604

Solicitação de exame técnico

#4.1

12/08/1981

RPI 581

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