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Official data from INPI

PROCESSO PARA EXTRAÇÃO COM VAPOR DE ÁGUA DE ÓLEO ESSENCIAL DE UMA MATÉRIA VEGETAL, E DISPOSITIVO PARA REALIZAÇÃO DESSE PROCESSO.

ConcedidaInvention Patent
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Application data

Number

PI8100047

Type

Invention Patent

Filing

01/06/1981

Publication

-
View on INPI

Progress at the INPI

  1. Filing01/06/81
  2. Publication
  3. Examination06/07/83
  4. Allowance08/13/85
  5. Grant04/29/86
  6. Terminated08/23/94

The patent was granted on 04/29/1986 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: 04/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. L. (pessoa física)

Inventors

L. E. (pessoa física)

Technical data

IPC Classification

C11B 1/10

Priority claims

CH

57/80-1 · 01/07/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/29/1986

RPI 810

Notificação para pagamento de retribuição

#13.1

12/17/1985

RPI 791

Deferimento

#9.1

08/13/1985

RPI 773

Exigência - art. 36 da LPI

#6.1

12/11/1984

RPI 738

Exigência - art. 36 da LPI

#6.1

03/27/1984

RPI 701

Solicitação de exame técnico

#4.1

06/07/1983

RPI 659

Anuidade - prazo legal encerrado

#18.2

08/23/1994

RPI 1238

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