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Official data from INPI

CONJUNTO DE ENVOLTÓRIO PARA CONECTOR ELÉTRICO

Arquivada/ExtintaInvention Patent

Application data

Number

PI8906846

Type

Invention Patent

Filing

12/28/1989

Publication

09/25/1990

Progress at the INPI

  1. Filing12/28/89
  2. Publication09/25/90
  3. Examination03/12/91
  4. Allowance03/14/95
  5. Grant09/26/95
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. I. (pessoa física)

US

See this company's full portfolio

Inventors

H. W. (pessoa física)

DE

H. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

GB

8830271.6 · 12/28/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 28/12/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

09/26/1995

RPI 1295

Deferimento

#9.1

03/14/1995

RPI 1267

Solicitação de exame técnico

#4.1

03/12/1991

RPI 1058

Publicação do pedido de patente

#3.1

09/25/1990

RPI 1034

Pedido de patente depositado

#2.1

04/10/1990

RPI 1013

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