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Official data from INPI

COMPOSIÇÃO FERTILIZANTE

ConcedidaInvention Patent

Application data

Number

PI8402772

Type

Invention Patent

Filing

06/07/1984

Publication

05/14/1985

Progress at the INPI

  1. Filing06/07/84
  2. Publication05/14/85
  3. Examination02/17/87
  4. Allowance04/25/89
  5. Grant10/24/89
  6. Terminated09/05/95

The patent was granted on 10/24/1989 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

DE

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Inventors

D. K. (pessoa física)

DE

D. B. (pessoa física)

DE

D. E. (pessoa física)

DE

D. K. (pessoa física)

DE

M. J. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 33 21 053.5 · 06/08/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/24/1989

RPI 992

Notificação para pagamento de retribuição

#13.1

08/22/1989

RPI 983

Deferimento

#9.1

04/25/1989

RPI 966

Conhecimento de parecer técnico

#7.1

10/04/1988

RPI 937

Solicitação de exame técnico

#4.1

02/17/1987

RPI 852

Publicação do pedido de patente

#3.1

05/14/1985

RPI 760

Pedido de patente depositado

#2.1

08/14/1984

RPI 721

Anuidade - prazo legal encerrado

#18.2

09/05/1995

RPI 1292

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