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Official data from INPI

COMANDO DE PORTA PANTOGRAFICA PARA VEICULOS DE TRANSPORTE COLETIVO

PublicadaInvention Patent

Application data

Number

PI8800442

Type

Invention Patent

Filing

02/04/1988

Publication

09/12/1989

Progress at the INPI

  1. Filing02/04/88
  2. Publication09/12/89
  3. Examination07/31/90
  4. Allowance09/24/91
  5. Grant06/30/92
  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: 09/12/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Mercedes-Benz do Brasil S/A

SP, BR

See this company's full portfolio

Inventors

J. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/12/1989

RPI 986

Pedido de patente depositado

#2.1

06/21/1988

RPI 922

Carta-patente expirada

#21.1

Patente extinta em 04/02/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

06/30/1992

RPI 1126

Notificação para pagamento de retribuição

#13.1

01/28/1992

RPI 1104

Deferimento

#9.1

09/24/1991

RPI 1086

Pedido de certificado de adição de invenção

#5.1

10/23/1990

RPI 1038

Solicitação de exame técnico

#4.1

07/31/1990

RPI 1026

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