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Official data from INPI

DISPOSITIVO PARA IRRIGACAO

ConcedidaInvention Patent

Application data

Number

PI8304431

Type

Invention Patent

Filing

08/09/1983

Publication

03/19/1985

Progress at the INPI

  1. Filing08/09/83
  2. Publication03/19/85
  3. Examination06/03/86
  4. Allowance09/08/87
  5. Grant06/28/88
  6. Terminated10/02/90

The patent was granted on 06/28/1988 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: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BIEHL S A METALURGICA [BR]

Inventors

P. B. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1988

RPI 923

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/08/1987

RPI 881

Republicação - classificação IPC

#15.11

06/09/1987

RPI 868

Exigência - art. 36 da LPI

#6.1

03/17/1987

RPI 856

Solicitação de exame técnico

#4.1

06/03/1986

RPI 815

Publicação do pedido de patente

#3.1

03/19/1985

RPI 752

14.11

08/07/1984

RPI 720

14.1

05/29/1984

RPI 710

Pedido de patente depositado

#2.1

10/25/1983

RPI 679

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

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