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Official data from INPI

ENGATE RÁPIDO PARA SISTEMAS DE IRRIGAÇÃO

ConcedidaUtility Model

Application data

Number

MU6201825

Type

Utility Model

Filing

11/24/1982

Publication

06/26/1984

Progress at the INPI

  1. Filing11/24/82
  2. Publication06/26/84
  3. Examination08/12/86
  4. Allowance10/04/88
  5. Grant09/26/89
  6. Expired08/15/95

The letters patent expired on 08/15/1995: 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tupy Tubos e Conexões S/A.

PE, BR

Inventors

M. P. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

110

08/08/1989

RPI 981

Recurso

#12.1

01/17/1989

RPI 952

Deferimento

#9.1

10/04/1988

RPI 937

15.10

08/02/1988

RPI 928

Exigência - art. 36 da LPI

#6.1

12/15/1987

RPI 895

Conhecimento de parecer técnico

#7.1

07/28/1987

RPI 875

Pedido de certificado de adição de invenção

#5.1

12/30/1986

RPI 845

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

06/26/1984

RPI 714

Pedido de patente depositado

#2.1

01/18/1983

RPI 639

Carta-patente expirada

#21.1

08/15/1995

RPI 1289

Pedido de licença compulsória

#20.1

08/21/1990

RPI 1029

Pedido de licença compulsória

#20.1

08/14/1990

RPI 1028

Pedido de licença compulsória

#20.1

08/07/1990

RPI 1027

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