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Official data from INPI

COMPOSTO HETEROCICLICOS,PROCESSO PARA SUA PREPARACAO,AZOPIGMENTOS,PRO CESSO PARA SUA PREPARACAO E EMPREGO

Em AnáliseInvention Patent

Application data

Number

PI7901745

Type

Invention Patent

Filing

03/22/1978

Publication

-

Progress at the INPI

  1. Filing03/22/78
  2. Publication
  3. Examination01/19/82
  4. Allowance10/23/84
  5. Grant04/30/85
  6. Terminated05/17/88

The patent was granted on 04/30/1985 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BAYER AG

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Inventors

M. W. (pessoa física)

N. R. (pessoa física)

R. M. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

03/05/1985

RPI 750

Deferimento

#9.1

10/23/1984

RPI 731

Exigência - art. 36 da LPI

#6.1

02/21/1984

RPI 696

Exigência - art. 36 da LPI

#6.1

08/30/1983

RPI 671

6.2

06/22/1982

RPI 609

Solicitação de exame técnico

#4.1

01/19/1982

RPI 587

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