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Official data from INPI

DERIVADOS DE PIRAZOL SUBSTITUIDOS BEM COMO PROCESSO PARA SUA PREPARACAO

ConcedidaInvention Patent

Application data

Number

PI7905110

Type

Invention Patent

Filing

08/10/1978

Publication

-

Progress at the INPI

  1. Filing08/10/78
  2. Publication
  3. Examination06/29/82
  4. Allowance10/23/84
  5. Grant04/30/85
  6. Terminated09/25/90

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: 04/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BAYER AG

See this company's full portfolio

Inventors

S. T. (pessoa física)

T. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

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

Republicação - classificação IPC

#15.11

05/02/1984

RPI 706

Republicação - classificação IPC

#15.11

02/07/1984

RPI 694

Exigência - art. 36 da LPI

#6.1

01/24/1984

RPI 692

Exigência - art. 36 da LPI

#6.1

09/13/1983

RPI 673

6.2

01/18/1983

RPI 639

Solicitação de exame técnico

#4.1

06/29/1982

RPI 610

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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