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Official data from INPI

PROCESSO DE PREPARAÇÃO DE UM FERTILIZANTE BIOLÓGICO LÍQUIDO.

ConcedidaInvention Patent

Application data

Number

PI8305346

Type

Invention Patent

Filing

09/22/1983

Publication

04/03/1984

Progress at the INPI

  1. Filing09/22/83
  2. Publication04/03/84
  3. Examination07/10/84
  4. Allowance06/23/87
  5. Grant12/29/87
  6. Terminated02/18/92

The patent was granted on 12/29/1987 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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Empresa Brasileira de Bio Metalúrgia Ltda EMBRAL

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/29/1987

RPI 897

Notificação para pagamento de retribuição

#13.1

10/20/1987

RPI 887

Deferimento

#9.1

06/23/1987

RPI 870

Exigência - art. 36 da LPI

#6.1

08/26/1986

RPI 827

Exigência - art. 36 da LPI

#6.1

08/06/1985

RPI 772

Solicitação de exame técnico

#4.1

07/10/1984

RPI 716

Publicação antecipada

#3.2

04/03/1984

RPI 702

Pedido de patente depositado

#2.1

12/13/1983

RPI 686

Anuidade - prazo legal encerrado

#18.2

02/18/1992

RPI 1107

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