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Official data from INPI

MATERIAL DE APOIO E METODO PARA PERFURAR

ConcedidaInvention Patent

Application data

Number

PI8008772

Type

Invention Patent

Filing

07/30/1979

Publication

-

Progress at the INPI

  1. Filing07/30/79
  2. Publication
  3. Examination06/21/83
  4. Allowance05/07/85
  5. Grant11/26/85
  6. Terminated02/04/92

The patent was granted on 11/26/1985 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: 11/26/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

LCOA LAMINATING CO OF AMERICA

Inventors

B. P. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/26/1985

RPI 788

Notificação para pagamento de retribuição

#13.1

08/27/1985

RPI 775

Deferimento

#9.1

05/07/1985

RPI 759

Exigência - art. 36 da LPI

#6.1

01/10/1984

RPI 690

Solicitação de exame técnico

#4.1

06/21/1983

RPI 661

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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