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Official data from INPI

PROCESSO PARA PRODUZIR UM CONJUNTO DE FECHAMENTO E APARELHO PARA EMPREGO NO PROCESSO.84

ConcedidaInvention Patent

Application data

Number

PI8103857

Type

Invention Patent

Filing

06/17/1981

Publication

03/09/1982

Progress at the INPI

  1. Filing06/17/81
  2. Publication03/09/82
  3. Examination04/24/84
  4. Allowance01/07/86
  5. Grant07/29/86
  6. Terminated09/25/90

The patent was granted on 07/29/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 07/29/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ALUMINUM COMPANY OF AMERICA

ALUMINUM COMPANY OF AMERICAS

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Inventors

D. E. (pessoa física)

Technical data

Priority claims

US

162.149 · 06/23/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

05/06/1986

RPI 811

Deferimento

#9.1

01/07/1986

RPI 794

Exigência - art. 36 da LPI

#6.1

04/16/1985

RPI 756

Exigência - art. 36 da LPI

#6.1

11/13/1984

RPI 734

Solicitação de exame técnico

#4.1

04/24/1984

RPI 705

Publicação do pedido de patente

#3.1

03/09/1982

RPI 594

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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