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Official data from INPI

RESINAS EPÓXI MODIFICADAS COM AMIDA.

ArquivadaInvention PatentPCT · US1987002902

Application data

Number

PI8707881

Type

Invention Patent

Filing

11/04/1987

Publication

10/03/1989

PCT

US1987002902

Progress at the INPI

  1. Filing11/04/87
  2. Publication10/03/89
  3. Abandoned05/08/90
  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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

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Inventors

J. B. (pessoa física)

US

W. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

928.485 · 11/07/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/03/1989

RPI 989

Arquivamento - Art. 36 §1° da LPI

#11.2

04/06/1999

RPI 1474

Exigência - art. 36 da LPI

#6.1

05/12/1998

RPI 1429

Solicitação de exame técnico

#4.1

05/08/1990

RPI 1017

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