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Official data from INPI

DISPERSÃO DE ÁGUA, CARVÃO PULVERIZADO E ADITIVO, E PROCESSO PARA FABRICAR A MESMA.

Em AnáliseInvention Patent

Application data

Number

PI8306789

Type

Invention Patent

Filing

02/04/1983

Publication

03/07/1984

Progress at the INPI

Technical opinion to answer
  1. Filing02/04/83
  2. Publication03/07/84
  3. Examination08/07/84
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 09/19/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. I. (pessoa física)

Inventors

L. [. (pessoa física)

S. [. (pessoa física)

Technical data

IPC Classification

Priority claims

SE

83 00039 · 02/04/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

120

09/19/1989

RPI 987

Petição de recurso

#12.2

10/08/1985

RPI 781

Indeferimento

#9.2

06/25/1985

RPI 766

Pedido de certificado de adição de invenção

#5.1

12/26/1984

RPI 740

Solicitação de exame técnico

#4.1

08/07/1984

RPI 720

Notificação de entrada na fase nacional - PCT

#1.3

03/07/1984

RPI 698

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