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Official data from INPI

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Em AnáliseInvention Patent
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Application data

Number

PI8603689

Type

Invention Patent

Filing

07/22/1986

Publication

01/27/1987
View on INPI

Progress at the INPI

Technical opinion to answer
  1. Filing07/22/86
  2. Publication01/27/87
  3. Examination04/28/87
  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: 04/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. B. (pessoa física)

RS, BR

V. N. (pessoa física)

RS, BR

Inventors

B. [. (pessoa física)

N. [. (pessoa física)

Technical data

IPC Classification

C08J 11/04

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/28/1987

RPI 862

Publicação antecipada

#3.2

01/27/1987

RPI 849

Pedido de patente depositado

#2.1

01/06/1987

RPI 846

Retificação

#15.3

08/06/1996

RPI 1340

Conhecimento de parecer técnico

#7.1

10/06/1992

RPI 1140

Retificação

#15.6

12/04/1990

RPI 1044

Alteração de numeração

#15.1

08/28/1990

RPI 1030

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