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Official data from INPI

COMPOSIÇÃO, PROCESSO PARA FORMAR UM PNEU DE BORRACHA CURADA E SUBSTRATO DE BORRACHA

ArquivadaInvention Patent

Application data

Number

PI9002475

Type

Invention Patent

Filing

05/25/1990

Publication

08/13/1991

Progress at the INPI

  1. Filing05/25/90
  2. Publication08/13/91
  3. Abandoned12/03/91
  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.

Talk to a specialist

Latest action published by the INPI: 06/22/1999. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dow Corning Toray Silicone Company, Ltd

JP

See this company's full portfolio

Inventors

I. O. (pessoa física)

JP

T. N. (pessoa física)

Technical data

IPC Classification

Priority claims

JP

132496/1989 · 05/25/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

06/22/1999

RPI 1485

Exigência - art. 36 da LPI

#6.1

02/12/1997

RPI 1367

Solicitação de exame técnico

#4.1

12/03/1991

RPI 1096

Publicação do pedido de patente

#3.1

08/13/1991

RPI 1080

Pedido de patente depositado

#2.1

10/09/1990

RPI 1036

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