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Official data from INPI

PROCESSO E EQUIPAMENTO PARA APROVEITAMENTO DE MATÉRIA ORGÂNICA COM PRODUÇÃO DE BIOGÁS.

ConcedidaInvention Patent

Application data

Number

PI8300162

Type

Invention Patent

Filing

01/14/1983

Publication

08/21/1984

Progress at the INPI

  1. Filing01/14/83
  2. Publication08/21/84
  3. Examination12/18/84
  4. Allowance07/14/87
  5. Grant05/31/88
  6. Terminated04/02/96

The patent was granted on 05/31/1988 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. K. (pessoa física)

SP, BR

Inventors

K. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

11/10/1987

RPI 890

Deferimento

#9.1

07/14/1987

RPI 873

Exigência - art. 36 da LPI

#6.1

08/12/1986

RPI 825

Conhecimento de parecer técnico

#7.1

06/04/1985

RPI 763

Solicitação de exame técnico

#4.1

12/18/1984

RPI 739

3.4

10/09/1984

RPI 729

Publicação do pedido de patente

#3.1

08/21/1984

RPI 722

Pedido de patente depositado

#2.1

03/01/1983

RPI 645

Anuidade - prazo legal encerrado

#18.2

04/02/1996

RPI 1322

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