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Official data from INPI

PROCESSO DE PREPARAÇÃO DE LATEX DE POLÍMEROS DE ACERTO DE VINILA E LATEX DE POLÍMERO DE ACETATO DE VINILA

Em ExigênciaInvention Patent

Application data

Number

PI8204665

Type

Invention Patent

Filing

08/09/1982

Publication

08/02/1983

Progress at the INPI

Awaiting grant fee payment
  1. Filing08/09/82
  2. Publication08/02/83
  3. Examination04/09/85
  4. Allowance07/31/90
  5. Grant
  6. In force

The application was allowed by the INPI on 07/31/1990. The grant of the letters patent is being processed.

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Latest action published by the INPI: 12/03/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. C. (pessoa física)

FR

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Inventors

J. D. (pessoa física)

FR

J. S. (pessoa física)

FR

Technical data

Priority claims

FR

81 15436 · 08/10/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

12/03/1985

RPI 789

Solicitação de exame técnico

#4.1

04/09/1985

RPI 755

Publicação do pedido de patente

#3.1

08/02/1983

RPI 667

Pedido de patente depositado

#2.1

09/21/1982

RPI 622

Retificação

#15.3

10/30/1990

RPI 1039

Deferimento

#9.1

07/31/1990

RPI 1026

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