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Official data from INPI

LENTE DE RESINA À BASE DE POLISSULFETO E PROCESSO PARA PREPARAÇÃO DA MESMA

ArquivadaInvention PatentPCT · JP1989000454

Application data

Number

PI8906940

Type

Invention Patent

Filing

05/01/1989

Publication

11/20/1990

PCT

JP1989000454

Progress at the INPI

  1. Filing05/01/89
  2. Publication11/20/90
  3. Abandoned01/07/92
  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: 10/31/1995. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mitsui Toatsu Chemicals, Incorporated

JP

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Inventors

K. S. (pessoa física)

JP

M. I. (pessoa física)

Y. K. (pessoa física)

Technical data

IPC Classification

Priority claims

JP

105466/88 · 04/30/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

10/31/1995

RPI 1300

Exigência - art. 36 da LPI

#6.1

01/31/1995

RPI 1261

Solicitação de exame técnico

#4.1

01/07/1992

RPI 1101

Notificação de entrada na fase nacional - PCT

#1.3

11/20/1990

RPI 1042

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