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Official data from INPI

BOMBA DE COMBUSTÍVEL

Prazo de SigiloInvention Patent

Application data

Number

PI8806797

Type

Invention Patent

Filing

12/22/1988

Publication

07/31/1990

Progress at the INPI

  1. Filing12/22/88
  2. Publication07/31/90
  3. Examination01/08/91
  4. Allowance02/25/92
  5. Grant11/24/92
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 04/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pierburg GmbH

DE

See this company's full portfolio

Inventors

E. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 38 21 888.7 · 06/29/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

04/18/1989

RPI 965

Carta-patente expirada

#21.1

Patente extinta em 22/12/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

11/24/1992

RPI 1147

Notificação para pagamento de retribuição

#13.1

07/07/1992

RPI 1127

Republicação - classificação IPC

#15.11

05/19/1992

RPI 1120

Deferimento

#9.1

02/25/1992

RPI 1108

Solicitação de exame técnico

#4.1

01/08/1991

RPI 1049

Publicação do pedido de patente

#3.1

07/31/1990

RPI 1026

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