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Official data from INPI

COMPOSIÇÃO DE RESINA EPOXÍDICA CONTENDO COMPOSTOS EPÓXI E PROCESSO PARA A PREPARAÇÃO DE UM CATALISADOR

PublicadaInvention Patent

Application data

Number

PI8900633

Type

Invention Patent

Filing

02/13/1989

Publication

10/03/1989

Progress at the INPI

  1. Filing02/13/89
  2. Publication10/03/89
  3. Examination11/26/91
  4. Allowance06/09/98
  5. Abandoned
  6. In force

The application was allowed on 06/09/1998 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

See this company's full portfolio

Inventors

J. B. (pessoa física)

J. M. (pessoa física)

L. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

155.381 · 02/12/1988

US

274.227 · 11/18/1988

US

274,250 · 11/18/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/03/1989

RPI 989

Pedido de patente depositado

#2.1

03/28/1989

RPI 962

Arquivamento - Art. 38 §2° da LPI

#11.4

Arquivamento - Artigo 38 § 2º da LPI.

04/04/2000

RPI 1526

Republicação - classificação IPC

#15.11

ALTERADA DE C08G 59/02

12/08/1998

RPI 1457

Deferimento

#9.1

DEFERIDO DE ACORDO COM O ARTIGO 229 DA LEI 9272DE 14/05/96

06/09/1998

RPI 1433

Exigência - art. 36 da LPI

#6.1

09/13/1994

RPI 1241

Solicitação de exame técnico

#4.1

11/26/1991

RPI 1095

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