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Official data from INPI

COMPOSIÇÃO DE RESINA DE POLICARBONATO

ArquivadaInvention Patent

Application data

Number

PI9102821

Type

Invention Patent

Filing

07/04/1991

Publication

02/04/1992

Progress at the INPI

  1. Filing07/04/91
  2. Publication02/04/92
  3. Examination06/16/92
  4. Allowance11/03/98
  5. Abandoned
  6. In force

The application was allowed on 11/03/1998 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 04/11/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Idemitsu Petrochemical Co.,Ltd

JP

Nippon Zeon Co., Ltd.

JP

See this company's full portfolio

Inventors

H. Y. (pessoa física)

JP

I. T. (pessoa física)

JP

K. H. (pessoa física)

JP

K. K. (pessoa física)

JP

M. Y. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

177561/1990 · 07/06/1990

JP

177562/1990 · 07/06/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Artigo 38 & 2º da LPI.

04/11/2000

RPI 1527

Deferimento

#9.1

11/03/1998

RPI 1452

Solicitação de exame técnico

#4.1

06/16/1992

RPI 1124

Publicação do pedido de patente

#3.1

02/04/1992

RPI 1105

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