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Official data from INPI

AÇO INOXIDÁVEL FERRÍTICO SOLDÁVEL E SUA FABRICAÇÃO

ConcedidaInvention Patent

Application data

Number

PI8200150

Type

Invention Patent

Filing

01/13/1982

Publication

11/03/1982

Progress at the INPI

  1. Filing01/13/82
  2. Publication11/03/82
  3. Examination01/02/85
  4. Allowance05/10/88
  5. Grant11/29/88
  6. Terminated11/15/94

The patent was granted on 11/29/1988 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. C. (pessoa física)

US

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Inventors

H. D. (pessoa física)

US

T. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

225.566 · 01/16/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/10/1988

RPI 916

Exigência - art. 36 da LPI

#6.1

10/20/1987

RPI 887

Exigência - art. 36 da LPI

#6.1

05/19/1987

RPI 865

Conhecimento de parecer técnico

#7.1

07/30/1985

RPI 771

Solicitação de exame técnico

#4.1

01/02/1985

RPI 741

Publicação do pedido de patente

#3.1

11/03/1982

RPI 628

Pedido de patente depositado

#2.1

03/02/1982

RPI 593

Anuidade - prazo legal encerrado

#18.2

11/15/1994

RPI 1250

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