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Official data from INPI

DISPOSITIVO PARA IRRIGAÇÃO CONTROLADA DE SOLOS

ConcedidaUtility Model

Application data

Number

MU6502074

Type

Utility Model

Filing

12/11/1985

Publication

07/28/1987

Progress at the INPI

  1. Filing12/11/85
  2. Publication07/28/87
  3. Examination11/03/87
  4. Allowance05/09/89
  5. Grant10/24/89
  6. Expired03/12/96

The letters patent expired on 03/12/1996: 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Brasilit S/A.

SP, BR

Inventors

M. L. (pessoa física)

BR

Technical data

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

09/05/1989

RPI 985

Deferimento

#9.1

05/09/1989

RPI 968

Republicação - classificação IPC

#15.11

11/22/1988

RPI 944

Exigência - art. 36 da LPI

#6.1

11/01/1988

RPI 941

Solicitação de exame técnico

#4.1

11/03/1987

RPI 889

Publicação do pedido de patente

#3.1

07/28/1987

RPI 875

Pedido de patente depositado

#2.1

04/01/1986

RPI 806

Carta-patente expirada

#21.1

03/12/1996

RPI 1319

Pedido de licença compulsória

#20.1

03/20/1990

RPI 1010

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