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Official data from INPI

PROCESSO SEMI-CONTÍNUO DE PRODUÇÃO DE ETANOL

Em ExigênciaInvention Patent

Application data

Number

PI8107912

Type

Invention Patent

Filing

12/07/1981

Publication

09/14/1982

Progress at the INPI

  1. Filing12/07/81
  2. Publication09/14/82
  3. Examination06/07/83
  4. Allowance09/13/94
  5. Grant05/30/95
  6. In force12/07/01

The patent was granted on 05/30/1995 and is in force until 12/07/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:12/07/2001

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Latest action published by the INPI: 04/16/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unisearch Limited

AU

Inventors

D. T. (pessoa física)

AU

P. R. (pessoa física)

AU

Technical data

IPC Classification

Priority claims

AU

PE6812 · 12/08/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

06/07/1983

RPI 659

Publicação do pedido de patente

#3.1

09/14/1982

RPI 621

2.2

01/26/1982

RPI 588

Concessão da patente

#16.1

05/30/1995

RPI 1278

Notificação para pagamento de retribuição

#13.1

01/17/1995

RPI 1259

Deferimento

#9.1

09/13/1994

RPI 1241

Exigência - art. 36 da LPI

#6.1

02/08/1994

RPI 1210

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