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Official data from INPI

PROCESSO PARA A REMOÇÃO DE IMPUREZAS ORGÂNICAS DE ÁCIDO FOSFÓRICO.

ArquivadaInvention Patent

Application data

Number

PI8204720

Type

Invention Patent

Filing

08/11/1982

Publication

08/02/1983

Progress at the INPI

  1. Filing08/11/82
  2. Publication08/02/83
  3. Examination09/17/85
  4. Allowance12/29/87
  5. Abandoned
  6. In force

The application was allowed on 12/29/1987 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: 11/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

A. M. (pessoa física)

DE

G. H. (pessoa física)

DE

G. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 31 847.9 · 08/12/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

11/08/1988

RPI 942

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

12/02/1986

RPI 841

Solicitação de exame técnico

#4.1

09/17/1985

RPI 778

Publicação do pedido de patente

#3.1

08/02/1983

RPI 667

Pedido de patente depositado

#2.1

09/28/1982

RPI 623

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