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Official data from INPI

APARELHO DE FIAÇÃO POR FRICÇÃO

ConcedidaInvention Patent

Application data

Number

PI8306140

Type

Invention Patent

Filing

11/08/1983

Publication

06/12/1984

Progress at the INPI

  1. Filing11/08/83
  2. Publication06/12/84
  3. Examination07/15/86
  4. Allowance02/14/89
  5. Grant08/29/89
  6. Terminated04/23/96

The patent was granted on 08/29/1989 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hollingsworth Limited

GB

Inventors

A. P. (pessoa física)

W. F. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8231908 · 11/09/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

Notificação para pagamento de retribuição

#13.1

07/11/1989

RPI 977

Deferimento

#9.1

02/14/1989

RPI 956

Exigência - art. 36 da LPI

#6.1

06/28/1988

RPI 923

Solicitação de exame técnico

#4.1

07/15/1986

RPI 821

Publicação do pedido de patente

#3.1

06/12/1984

RPI 712

Pedido de patente depositado

#2.1

01/24/1984

RPI 692

Anuidade - prazo legal encerrado

#18.2

04/23/1996

RPI 1325

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