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Official data from INPI

FOLHA ISENTA DE BUTADIENO E PROCESSO PARA SIUA PREPARAÇÃO

Em AnáliseInvention Patent

Application data

Number

PI8803461

Type

Invention Patent

Filing

07/08/1988

Publication

01/31/1989

Progress at the INPI

  1. Filing07/08/88
  2. Publication01/31/89
  3. Abandoned10/17/89
  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: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alkor Gmbh Kunststoffe

DE

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Inventors

J. H. (pessoa física)

R. F. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P3722471.9 · 07/08/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/17/1989

RPI 991

Publicação do pedido de patente

#3.1

01/31/1989

RPI 954

Pedido de patente depositado

#2.1

12/13/1988

RPI 947

Arquivamento - Art. 36 §1° da LPI

#11.2

06/08/1993

RPI 1175

Exigência - art. 36 da LPI

#6.1

06/23/1992

RPI 1125

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