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Official data from INPI

APARELHO PARA O TRATAMENTO ANAERÓBICO DE ÁGUAS USADAS

Em AnáliseInvention PatentPCT · FR1988000398

Application data

Number

PI8807157

Type

Invention Patent

Filing

07/29/1988

Publication

10/31/1989

PCT

FR1988000398

Progress at the INPI

  1. Filing07/29/88
  2. Publication10/31/89
  3. Examination03/20/90
  4. Allowance
  5. Grant
  6. In force

Published on 10/31/1989, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

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Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Degremont

FR

L. E. (pessoa física)

FR

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Inventors

J. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

FR

87/11045 · 08/04/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/31/1989

RPI 993

Retificação

#15.3

10/10/1995

RPI 1297

Solicitação de exame técnico

#4.1

03/20/1990

RPI 1010

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