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Official data from INPI

COMPOSIÇÃO DE ÓLEO LUBRIFICANTE E PROCESSO DE PREPARAÇÃO DE POLICARBONATO DE GLICOL DE POLIALQUILENO.

ArquivadaInvention Patent

Application data

Number

PI9004888

Type

Invention Patent

Filing

09/28/1990

Publication

09/10/1991

Progress at the INPI

  1. Filing09/28/90
  2. Publication09/10/91
  3. Examination04/20/93
  4. Allowance10/26/99
  5. Abandoned
  6. In force

The application was allowed on 10/26/1999 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: 02/28/2001. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mitsui Chemicals, Inc.

JP

Mitsui Petrochemical Industries Ltd.

JP

See this company's full portfolio

Inventors

K. M. (pessoa física)

M. T. (pessoa física)

T. H. (pessoa física)

Y. K. (pessoa física)

Technical data

IPC Classification

Priority claims

JP

112210/90 · 04/27/1990

JP

112211/90 · 04/27/1990

JP

112212/90 · 04/27/1990

JP

148955/90 · 06/07/1990

JP

256032/89 · 09/29/1989

JP

321825/89 · 12/12/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

02/28/2001

RPI 1573

Republicação - titular

#25.11

@Referência RPI 1529 de 25/04/2000 - Cód. despacho Alterado de: Mitsui Petrochemical Indústries, LTD

05/16/2000

RPI 1532

Alteração de nome deferida

#25.4

Alterado Mitsui Petrochimical Industries, LTD.

04/25/2000

RPI 1529

Deferimento

#9.1

10/26/1999

RPI 1503

Exigência - art. 36 da LPI

#6.1

04/06/1999

RPI 1474

Exigência - art. 36 da LPI

#6.1

09/15/1998

RPI 1447

Exigência - art. 36 da LPI

#6.1

03/10/1998

RPI 1420

Solicitação de exame técnico

#4.1

04/20/1993

RPI 1168

Publicação do pedido de patente

#3.1

09/10/1991

RPI 1084

Pedido de patente depositado

#2.1

04/02/1991

RPI 1061

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