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Official data from INPI

COMPOSIÇÃO ELASTOMÉRICA, PROCESSO PARA A SUA PREPARAÇÃO E, PNEU

PublicadaInvention Patent
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Application data

Number

PI8805378

Type

Invention Patent

Filing

10/18/1988

Publication

06/13/1989
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Progress at the INPI

  1. Filing10/18/88
  2. Publication06/13/89
  3. Abandoned06/18/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/13/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Shell Internationale Research Maatschappij B.V

NL

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Inventors

A. B. (pessoa física)

NL

J. S. (pessoa física)

NL

P. L. (pessoa física)

NL

Technical data

IPC Classification

C08L 9/06

Priority claims

GB

8724437 · 10/19/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

06/13/1989

RPI 973

Pedido de patente depositado

#2.1

02/28/1989

RPI 958

Arquivamento - Art. 36 §1° da LPI

#11.2

08/06/1996

RPI 1340

Exigência - art. 36 da LPI

#6.1

09/19/1995

RPI 1294

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

Solicitação de exame técnico

#4.1

06/18/1991

RPI 1072

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