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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8106690

Type

Invention Patent

Filing

10/16/1981

Publication

06/29/1982

Progress at the INPI

  1. Filing10/16/81
  2. Publication06/29/82
  3. Examination08/28/84
  4. Allowance03/31/87
  5. Grant09/29/87
  6. Terminated09/13/94

The patent was granted on 09/29/1987 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: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Vollmer Werke Maschinenfabrik GmbH.

DE

Inventors

B. E. (pessoa física)

P. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

Deferimento

#9.1

03/31/1987

RPI 858

Exigência - art. 36 da LPI

#6.1

03/25/1986

RPI 805

6.2

02/26/1985

RPI 749

Solicitação de exame técnico

#4.1

08/28/1984

RPI 723

Publicação do pedido de patente

#3.1

06/29/1982

RPI 610

Pedido de patente depositado

#2.1

12/01/1981

RPI 580

Anuidade - prazo legal encerrado

#18.2

09/13/1994

RPI 1241

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