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Official data from INPI

PROCESSO PARA PREPARACAO DE N-ACILAMIDAS DE ACIDO ALFA-CETO-CARBOXILICO

Em AnáliseInvention Patent

Application data

Number

PI8101325

Type

Invention Patent

Filing

03/08/1980

Publication

-

Progress at the INPI

  1. Filing03/08/80
  2. Publication
  3. Examination11/08/83
  4. Allowance03/19/85
  5. Grant10/01/85
  6. Terminated05/16/89

The patent was granted on 10/01/1985 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: 05/16/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BAYER AG

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Inventors

B. H. (pessoa física)

B. G. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/16/1989

RPI 969

Concessão da patente

#16.1

10/01/1985

RPI 780

Notificação para pagamento de retribuição

#13.1

07/09/1985

RPI 768

Deferimento

#9.1

03/19/1985

RPI 752

Exigência - art. 36 da LPI

#6.1

06/12/1984

RPI 712

Solicitação de exame técnico

#4.1

11/08/1983

RPI 681

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