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Official data from INPI

CARBURADOR DUPLO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9002944

Type

Invention Patent

Filing

06/18/1990

Publication

12/11/1990

Progress at the INPI

  1. Filing06/18/90
  2. Publication12/11/90
  3. Examination02/19/91
  4. Allowance03/15/94
  5. Grant12/27/94
  6. Expired05/25/10

The letters patent expired on 05/25/2010: 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: 05/25/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. N. (pessoa física)

SP, BR

Inventors

A. N. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 18/06/2005

05/25/2010

RPI 2055

Concessão da patente

#16.1

12/27/1994

RPI 1256

Notificação para pagamento de retribuição

#13.1

06/28/1994

RPI 1230

Deferimento

#9.1

03/15/1994

RPI 1215

Solicitação de exame técnico

#4.1

02/19/1991

RPI 1055

Publicação antecipada

#3.2

12/11/1990

RPI 1045

Pedido de patente depositado

#2.1

11/27/1990

RPI 1043

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