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Official data from INPI

TUBO COLETOR DE TINTA DESTINADO A IMPRESSORAS DE JATO DE TINTA

Prazo de SigiloInvention Patent

Application data

Number

PI8900784

Type

Invention Patent

Filing

02/17/1989

Publication

10/02/1990

Progress at the INPI

  1. Filing02/17/89
  2. Publication10/02/90
  3. Examination07/16/91
  4. Allowance08/24/93
  5. Grant04/26/94
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 04/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Willett International Limited

GB

Inventors

J. D. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8816359.7 · 07/08/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

04/11/1989

RPI 964

Carta-patente expirada

#21.1

Patente extinta em 17/02/2004

12/15/2009

RPI 2032

Republicação - classificação IPC

#15.11

03/01/1995

RPI 1265

Concessão da patente

#16.1

04/26/1994

RPI 1221

Deferimento

#9.1

08/24/1993

RPI 1186

Solicitação de exame técnico

#4.1

07/16/1991

RPI 1076

Publicação do pedido de patente

#3.1

10/02/1990

RPI 1035

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