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Official data from INPI

GERADOR DE MODELO DE VELOCIDADE; PROCESSO PARA GERAR UM MODELO DE VELOCIDADE PARA O CURSO DE UM CARRO DE ELEVADOR.

ConcedidaInvention Patent

Application data

Number

PI8306582

Type

Invention Patent

Filing

11/30/1983

Publication

07/10/1984

Progress at the INPI

  1. Filing11/30/83
  2. Publication07/10/84
  3. Examination08/12/86
  4. Allowance08/02/88
  5. Grant03/28/89
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 03/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

W. C. (pessoa física)

US

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Inventors

H. L. (pessoa física)

Technical data

IPC Classification

Priority claims

US

446.149 · 12/02/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/28/1989

RPI 962

Notificação para pagamento de retribuição

#13.1

11/29/1988

RPI 945

Deferimento

#9.1

08/02/1988

RPI 928

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

07/10/1984

RPI 716

Pedido de patente depositado

#2.1

02/14/1984

RPI 695

Carta-patente expirada

#21.1

07/01/2008

RPI 1956

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