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Official data from INPI

COPOLÍMERO POR BLOCOS ELASTÔMERO E PROCESSO PARA A SUA PRODUÇÃO

IndeferidaInvention Patent

Application data

Number

PI9104428

Type

Invention Patent

Filing

10/11/1991

Publication

06/09/1992

Progress at the INPI

Under appeal
  1. Filing10/11/91
  2. Publication06/09/92
  3. Examination12/28/93
  4. Refused08/31/99
  5. Grant
  6. In force

The application was refused by the INPI on 08/31/1999. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/31/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

W. G. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 40 32 237.8 · 10/11/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

Indeferido com base nos Artigos 37, 8 e 11 da LPI.

08/31/1999

RPI 1495

Conhecimento de parecer técnico

#7.1

04/06/1999

RPI 1474

Solicitação de exame técnico

#4.1

12/28/1993

RPI 1204

Publicação do pedido de patente

#3.1

06/09/1992

RPI 1123

Pedido de patente depositado

#2.1

11/12/1991

RPI 1093

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