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Official data from INPI

CONSTRUÇÃO DE UMA BUCHA DE PASSAGEM DE CABO CONDUTOR ELÉTRICO

PublicadaUtility Model
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Application data

Number

MU6900843

Type

Utility Model

Filing

05/16/1989

Publication

10/24/1989
View on INPI

Progress at the INPI

  1. Filing05/16/89
  2. Publication10/24/89
  3. Examination12/04/90
  4. Allowance05/31/94
  5. Grant11/29/94
  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.

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Latest action published by the INPI: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Arbame S/A Material Elétrico e Eletrônico

SP, BR

Inventors

W. D. (pessoa física)

BR

Technical data

IPC Classification

H01B 17/58

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação antecipada

#3.2

10/24/1989

RPI 992

Pedido de patente depositado

#2.1

07/11/1989

RPI 977

Carta-patente expirada

#21.1

Patente extinta em 16/05/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

11/20/2001

RPI 1611

Concessão da patente

#16.1

11/29/1994

RPI 1252

Deferimento

#9.1

05/31/1994

RPI 1226

Solicitação de exame técnico

#4.1

12/04/1990

RPI 1044

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