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Official data from INPI

PROCESSO E INSTALAÇÃO PARA LAVAGEM A JATO

PublicadaInvention Patent

Application data

Number

PI8804784

Type

Invention Patent

Filing

09/16/1988

Publication

04/25/1989

Progress at the INPI

  1. Filing09/16/88
  2. Publication04/25/89
  3. Examination05/14/91
  4. Allowance06/29/93
  5. Grant11/30/93
  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: 04/25/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Duerr GmbH

DE

Inventors

C. K. (pessoa física)

D. A. (pessoa física)

K. M. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P3731410.6 · 09/18/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/25/1989

RPI 966

Pedido de patente depositado

#2.1

02/08/1989

RPI 955

Carta-patente expirada

#21.1

Patente extinta em 16/09/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

11/30/1993

RPI 1200

Deferimento

#9.1

06/29/1993

RPI 1178

Exigência - art. 36 da LPI

#6.1

11/03/1992

RPI 1144

Solicitação de exame técnico

#4.1

05/14/1991

RPI 1067

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