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Official data from INPI

PROCESSO E APARELHO DE FERMENTAÇÃO CONTÍNUA.

ConcedidaInvention Patent

Application data

Number

PI8003396

Type

Invention Patent

Filing

05/30/1980

Publication

-

Progress at the INPI

  1. Filing05/30/80
  2. Publication
  3. Examination
  4. Allowance03/05/85
  5. Grant10/01/85
  6. Expired06/13/95

The letters patent expired on 06/13/1995: 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: 10/01/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. G. (PATENTS) LIMITED.

Inventors

F. R. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

7924754 · 07/16/1979

GB

8008409 · 03/12/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/01/1985

RPI 780

Notificação para pagamento de retribuição

#13.1

06/25/1985

RPI 766

Deferimento

#9.1

03/05/1985

RPI 750

Exigência - art. 36 da LPI

#6.1

02/28/1984

RPI 697

6.2

11/16/1982

RPI 630

Pedido de certificado de adição de invenção

#5.1

02/24/1982

RPI 592

Carta-patente expirada

#21.1

06/13/1995

RPI 1280

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