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Official data from INPI

LIGA DURA A BASE DE NIQUEL OU ARTIGO CONSUMIVEL PARA REVESTIMENTO E SOLDAGEM DE SUPERFICIES

ConcedidaInvention Patent

Application data

Number

PI8000170

Type

Invention Patent

Filing

01/11/1979

Publication

-

Progress at the INPI

  1. Filing01/11/79
  2. Publication
  3. Examination07/12/83
  4. Allowance05/12/87
  5. Grant02/23/88
  6. Terminated09/25/90

The patent was granted on 02/23/1988 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: 02/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Boc Limited

GB

Inventors

C. P. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

79.01144 · 01/11/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

02/23/1988

RPI 905

Notificação para pagamento de retribuição

#13.1

09/22/1987

RPI 883

Deferimento

#9.1

05/12/1987

RPI 864

Exigência - art. 36 da LPI

#6.1

10/14/1986

RPI 834

Exigência - art. 36 da LPI

#6.1

10/22/1985

RPI 783

Exigência - art. 36 da LPI

#6.1

02/20/1985

RPI 748

Exigência - art. 36 da LPI

#6.1

01/03/1984

RPI 689

Solicitação de exame técnico

#4.1

07/12/1983

RPI 664

14.1

03/01/1983

RPI 645

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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