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Official data from INPI

DISPOSIÇÃO EM TRAQUÉIA

Prazo de SigiloUtility Model

Application data

Number

MU6801655

Type

Utility Model

Filing

07/18/1988

Publication

03/20/1990

Progress at the INPI

  1. Filing07/18/88
  2. Publication03/20/90
  3. Examination06/02/92
  4. Allowance05/17/94
  5. Grant03/28/95
  6. Expired09/25/01

The letters patent expired on 09/25/2001: 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: 05/23/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K Takaoka Indústria e Comércio Ltda

SP, BR

K. Takaoka Indústria e Comércio Ltda

SP, BR

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Inventors

K. T. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

05/23/1989

RPI 970

Carta-patente expirada

#21.1

Patente extinta em 18/07/98 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

09/25/2001

RPI 1603

Concessão da patente

#16.1

03/28/1995

RPI 1269

Notificação para pagamento de retribuição

#13.1

09/27/1994

RPI 1243

Deferimento

#9.1

05/17/1994

RPI 1224

Exigência - art. 36 da LPI

#6.1

07/27/1993

RPI 1182

Solicitação de exame técnico

#4.1

06/02/1992

RPI 1122

Publicação do pedido de patente

#3.1

03/20/1990

RPI 1010

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