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Official data from INPI

PROCESSO PARA PREPARACAO DE UMA COMPOSICAO PARA REVESTIMENTO COMPOSICAO FEITA PELO PROCESSO PROCESSO PARA REVESTIR UM SUBSTRATO

DeferidaInvention Patent

Application data

Number

PI8106872

Type

Invention Patent

Filing

10/29/1980

Publication

07/06/1982

Progress at the INPI

Awaiting grant fee payment
  1. Filing10/29/80
  2. Publication07/06/82
  3. Examination11/09/82
  4. Allowance12/29/87
  5. Grant
  6. In force

The application was allowed by the INPI on 12/29/1987. The grant of the letters patent is being processed.

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Latest action published by the INPI: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DU PONT [US]

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Inventors

E. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

12/13/1988

RPI 947

Deferimento

#9.1

12/29/1987

RPI 897

Conhecimento de parecer técnico

#7.1

05/02/1984

RPI 706

Solicitação de exame técnico

#4.1

11/09/1982

RPI 629

Publicação do pedido de patente

#3.1

07/06/1982

RPI 611

Pedido de patente depositado

#2.1

12/08/1981

RPI 581

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