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Official data from INPI

DISPOSITIVO DE FABRICACAO DE TIRA DE SEMENTES

ConcedidaInvention Patent

Application data

Number

PI8503700

Type

Invention Patent

Filing

08/06/1985

Publication

03/10/1987

Progress at the INPI

  1. Filing08/06/85
  2. Publication03/10/87
  3. Examination07/07/87
  4. Allowance03/01/88
  5. Grant10/25/88
  6. Expired08/19/08

The letters patent expired on 08/19/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NIPPON PLANT SEEDER [JP]

Inventors

H. Y. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1988

RPI 940

Notificação para pagamento de retribuição

#13.1

06/21/1988

RPI 922

Deferimento

#9.1

03/01/1988

RPI 906

Solicitação de exame técnico

#4.1

07/07/1987

RPI 872

Publicação do pedido de patente

#3.1

03/10/1987

RPI 855

Pedido de patente depositado

#2.1

10/15/1985

RPI 782

Carta-patente expirada

#21.1

Patente extinta em 06/08/2000

08/19/2008

RPI 1963

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