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Official data from INPI

PROCESSO DE PREPARACAO DE PRODUTOS DE POLIADICAO DE POLIISOCIANATOS

ArquivadaInvention Patent

Application data

Number

PI7802752

Type

Invention Patent

Filing

05/04/1977

Publication

-

Progress at the INPI

  1. Filing05/04/77
  2. Publication
  3. Examination
  4. Allowance08/16/83
  5. Abandoned
  6. In force

The application was allowed on 08/16/1983 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: 06/19/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BAYER AG

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Inventors

R. A. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

06/19/1984

RPI 713

Arquivamento - Art. 36 §1° da LPI

#11.2

05/08/1984

RPI 707

Notificação para pagamento de retribuição

#13.1

12/06/1983

RPI 685

Deferimento

#9.1

08/16/1983

RPI 669

Exigência - art. 36 da LPI

#6.1

11/09/1982

RPI 629

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