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Official data from INPI

PROCESSO PARA PRODUÇÃO DE CIANETO DE HIDROGÊNIO.

Em AnáliseInvention Patent

Application data

Number

PI8204821

Type

Invention Patent

Filing

08/18/1982

Publication

08/02/1983

Progress at the INPI

  1. Filing08/18/82
  2. Publication08/02/83
  3. Examination10/08/85
  4. Allowance08/01/89
  5. Abandoned
  6. In force

The application was allowed on 08/01/1989 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. A. (pessoa física)

DE

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Inventors

C. V. (pessoa física)

DE

P. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 32 723.0 · 08/19/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

11/28/1989

RPI 997

Deferimento

#9.1

08/01/1989

RPI 980

Exigência - art. 36 da LPI

#6.1

01/03/1989

RPI 950

Conhecimento de parecer técnico

#7.1

05/17/1988

RPI 917

15.19

12/22/1987

RPI 896

Retificação

#15.3

11/03/1987

RPI 889

6.2

03/24/1987

RPI 857

Solicitação de exame técnico

#4.1

10/08/1985

RPI 781

Publicação do pedido de patente

#3.1

08/02/1983

RPI 667

Pedido de patente depositado

#2.1

10/05/1982

RPI 624

Arquivamento - Art. 38 §2° da LPI

#11.4

06/19/1990

RPI 1023

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