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Official data from INPI

ELEMENTO DE PISAR PARA PASSARELAS OU ESCADAS ROLANTES.

DeferidaInvention Patent

Application data

Number

PI8504024

Type

Invention Patent

Filing

08/22/1985

Publication

06/10/1986

Progress at the INPI

  1. Filing08/22/85
  2. Publication06/10/86
  3. Examination07/19/88
  4. Allowance09/26/89
  5. Grant05/29/90
  6. Terminated05/28/96

The patent was granted on 05/29/1990 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Druckgusswerk Fischer AG

CH

Inventors

M. F. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

3387/85 · 08/08/1985

CH

3995/84 · 08/21/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Deferimento

#9.1

09/26/1989

RPI 988

Exigência - art. 36 da LPI

#6.1

04/25/1989

RPI 966

Solicitação de exame técnico

#4.1

07/19/1988

RPI 926

Publicação do pedido de patente

#3.1

06/10/1986

RPI 816

Pedido de patente depositado

#2.1

10/22/1985

RPI 783

Anuidade - prazo legal encerrado

#18.2

05/28/1996

RPI 1330

Concessão da patente

#16.1

05/29/1990

RPI 1020

Notificação para pagamento de retribuição

#13.1

01/23/1990

RPI 1003

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