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Official data from INPI

PROCESSO DE DEPÓSITO DE UMA CAMADA DE PROTEÇÃO METÁLICA E/OU CERÂMICA SOBRE UM SUBSTRATO.

ConcedidaInvention Patent

Application data

Number

PI8306485

Type

Invention Patent

Filing

03/17/1983

Publication

02/07/1984

Progress at the INPI

  1. Filing03/17/83
  2. Publication02/07/84
  3. Examination07/17/84
  4. Allowance07/08/86
  5. Grant03/17/87
  6. Terminated05/09/95

The patent was granted on 03/17/1987 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: 03/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Castolin S.A

CH

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Inventors

N. [. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Priority claims

CH

1713/82 · 03/19/1982

CH

83/00036 · 03/17/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/17/1987

RPI 856

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Exigência - art. 36 da LPI

#6.1

09/03/1985

RPI 776

Solicitação de exame técnico

#4.1

07/17/1984

RPI 717

Notificação de entrada na fase nacional - PCT

#1.3

02/07/1984

RPI 694

Anuidade - prazo legal encerrado

#18.2

05/09/1995

RPI 1275

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