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Official data from INPI

FIXADOR DO TIPO PARAFUSO COMPOSTO

ConcedidaInvention Patent

Application data

Number

PI8207510

Type

Invention Patent

Filing

12/28/1982

Publication

10/18/1983

Progress at the INPI

  1. Filing12/28/82
  2. Publication10/18/83
  3. Examination08/20/85
  4. Allowance11/01/88
  5. Grant08/29/89
  6. Terminated02/11/92

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

ITW do Brasil Participações Ltda

SP, BR

See this company's full portfolio

Inventors

J. B. (pessoa física)

US

W. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

338.394 · 01/11/1982

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

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Exigência - art. 36 da LPI

#6.1

04/12/1988

RPI 912

14.7

01/05/1988

RPI 898

14.1

03/10/1987

RPI 855

Conhecimento de parecer técnico

#7.1

07/15/1986

RPI 821

Solicitação de exame técnico

#4.1

08/20/1985

RPI 774

Publicação do pedido de patente

#3.1

10/18/1983

RPI 678

Pedido de patente depositado

#2.1

02/16/1983

RPI 643

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

20.7

09/24/1991

RPI 1086

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