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Official data from INPI

COMPOSICAO DE REVESTIMENTO E SUBSTRATO

ArquivadaInvention Patent

Application data

Number

PI8300545

Type

Invention Patent

Filing

02/08/1982

Publication

11/08/1983

Progress at the INPI

  1. Filing02/08/82
  2. Publication11/08/83
  3. Examination02/14/84
  4. Allowance03/07/89
  5. Abandoned
  6. In force

The application was allowed on 03/07/1989 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: 12/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT [US]

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Inventors

A. L. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

12/12/1989

RPI 999

Notificação para pagamento de retribuição

#13.1

07/11/1989

RPI 977

Deferimento

#9.1

03/07/1989

RPI 959

Conhecimento de parecer técnico

#7.1

04/16/1985

RPI 756

Solicitação de exame técnico

#4.1

02/14/1984

RPI 695

Publicação do pedido de patente

#3.1

11/08/1983

RPI 681

Pedido de patente depositado

#2.1

03/22/1983

RPI 648

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