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Official data from INPI

PROCESSO E APARELHO PARA APLICAR UMA VEDAÇÃO DE BATOQUE OCA A UM FIO ELÉTRICO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9003607

Type

Invention Patent

Filing

07/25/1990

Publication

08/27/1991

Progress at the INPI

  1. Filing07/25/90
  2. Publication08/27/91
  3. Examination11/30/93
  4. Allowance12/17/96
  5. Grant08/26/97
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. I. (pessoa física)

US

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Inventors

L. B. (pessoa física)

DE

M. G. (pessoa física)

DE

W. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

GB

8917145.8 · 07/27/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 25/07/2010

05/21/2013

RPI 2211

Concessão da patente

#16.1

08/26/1997

RPI 1395

Deferimento

#9.1

12/17/1996

RPI 1359

Solicitação de exame técnico

#4.1

11/30/1993

RPI 1200

Publicação do pedido de patente

#3.1

08/27/1991

RPI 1082

Pedido de patente depositado

#2.1

01/29/1991

RPI 1052

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