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Official data from INPI

DISPOSIÇÃO CONSTRUTIVA EM VÁLVULA DE IRRIGAÇÃO AUTOMÁTICA PARA ASPERSOR

Prazo de SigiloUtility Model

Application data

Number

MU6900144

Type

Utility Model

Filing

01/31/1989

Publication

10/02/1990

Progress at the INPI

  1. Filing01/31/89
  2. Publication10/02/90
  3. Examination01/29/91
  4. Allowance03/15/94
  5. Grant10/25/94
  6. Expired11/20/01

The letters patent expired on 11/20/2001: 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: 03/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tubos e Conexões Tigre Ltda

SC, BR

Tubos e Conexões Tigre Ltda.

SC, BR

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Inventors

D. C. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

03/21/1989

RPI 961

Carta-patente expirada

#21.1

Patente extinta em 31/01/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

11/20/2001

RPI 1611

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

04/26/1994

RPI 1221

100

03/15/1994

RPI 1215

Petição de recurso

#12.2

11/03/1993

RPI 1196

Indeferimento

#9.2

06/29/1993

RPI 1178

Solicitação de exame técnico

#4.1

01/29/1991

RPI 1052

Publicação do pedido de patente

#3.1

10/02/1990

RPI 1035

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