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Official data from INPI

PROCESSO PARA DETERMINAR A ALTURA DE ENCRESPAMENTO DE UM TERMINAL E MÁQUINA PARA ENCRESPAR UM TERMINAL

Arquivada/ExtintaInvention Patent

Application data

Number

PI8905611

Type

Invention Patent

Filing

11/01/1989

Publication

05/29/1990

Progress at the INPI

  1. Filing11/01/89
  2. Publication05/29/90
  3. Examination05/05/92
  4. Allowance06/28/94
  5. Grant03/01/95
  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

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Inventors

M. Y. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

266,977 · 11/04/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 01/11/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

03/01/1995

RPI 1265

Notificação para pagamento de retribuição

#13.1

11/01/1994

RPI 1248

Deferimento

#9.1

06/28/1994

RPI 1230

Solicitação de exame técnico

#4.1

05/05/1992

RPI 1118

Publicação do pedido de patente

#3.1

05/29/1990

RPI 1020

Pedido de patente depositado

#2.1

03/06/1990

RPI 1008

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