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Official data from INPI

APARELHO PARA EFETUAR A LIMPEZA DE UMA SUPERFÍCIE DE TIRA METÁLICA OU SEMELHANTE E CONJUNTO DE APARELHO DE LIMPEZA

ConcedidaInvention Patent

Application data

Number

PI8304788

Type

Invention Patent

Filing

09/02/1983

Publication

04/10/1984

Progress at the INPI

  1. Filing09/02/83
  2. Publication04/10/84
  3. Examination06/17/86
  4. Allowance11/08/88
  5. Grant08/29/89
  6. Terminated10/02/90

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

Allied Tube & Conduit Corporation

US

Inventors

L. S. (pessoa física)

US

Technical data

Priority claims

US

414,781 · 09/03/1982

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

02/28/1989

RPI 958

Deferimento

#9.1

11/08/1988

RPI 942

Exigência - art. 36 da LPI

#6.1

05/10/1988

RPI 916

6.2

03/04/1987

RPI 854

Solicitação de exame técnico

#4.1

06/17/1986

RPI 817

Publicação do pedido de patente

#3.1

04/10/1984

RPI 703

Pedido de patente depositado

#2.1

11/01/1983

RPI 680

Anuidade - prazo legal encerrado

#18.2

10/02/1990

RPI 1035

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