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Official data from INPI

DISPOSICOES INTRODUZIDAS EM DISPOSITIVO DOSADOR CONTINUO PARA BAIXAS VAZOES EM DISTRIBUIDORES AGRICOLAS DE GRANULADOS

ConcedidaInvention Patent

Application data

Number

PI8405332

Type

Invention Patent

Filing

10/17/1984

Publication

06/25/1985

Progress at the INPI

  1. Filing10/17/84
  2. Publication06/25/85
  3. Examination10/22/85
  4. Allowance12/29/87
  5. Grant11/29/88
  6. Terminated06/27/95

The patent was granted on 11/29/1988 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. M. (pessoa física)

Inventors

M. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

07/12/1988

RPI 925

Republicação - classificação IPC

#15.11

02/09/1988

RPI 903

Deferimento

#9.1

12/29/1987

RPI 897

Solicitação de exame técnico

#4.1

10/22/1985

RPI 783

Publicação antecipada

#3.2

06/25/1985

RPI 766

Pedido de patente depositado

#2.1

01/08/1985

RPI 742

Anuidade - prazo legal encerrado

#18.2

06/27/1995

RPI 1282

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