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Official data from INPI

PROCESSO PARA A PREPARACAO DE PERIDINAS AROMATICA OU HETEROAMATICAMENTE SUBSTITUIDAS NA SEGUNDA POSICAO

Em AnáliseInvention Patent

Application data

Number

PI7705880

Type

Invention Patent

Filing

09/03/1976

Publication

-

Progress at the INPI

  1. Filing09/03/76
  2. Publication
  3. Examination
  4. Allowance10/29/86
  5. Grant08/25/87
  6. Terminated07/12/88

The patent was granted on 08/25/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

DEGUSSA

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Inventors

B. H. (pessoa física)

F. H. (pessoa física)

O. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

08/25/1987

RPI 879

Notificação para pagamento de retribuição

#13.1

03/31/1987

RPI 858

Deferimento

#9.1

10/29/1986

RPI 836

8.1

08/13/1985

RPI 773

Exigência - art. 36 da LPI

#6.1

11/06/1984

RPI 733

Exigência - art. 36 da LPI

#6.1

02/28/1984

RPI 697

Exigência - art. 36 da LPI

#6.1

08/16/1983

RPI 669

Exigência - art. 36 da LPI

#6.1

01/25/1983

RPI 640

15.0

11/03/1981

RPI 576

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