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Official data from INPI

Processo de desativar metal para materiais orgânicos que se encontram em contato com cobre ou que contêm cobre e processo de estabilização de polímeros.

Em AnáliseInvention Patent

Application data

Number

PI8005259

Type

Invention Patent

Filing

08/20/1980

Publication

-

Progress at the INPI

  1. Filing08/20/80
  2. Publication
  3. Examination06/07/83
  4. Allowance09/25/84
  5. Grant03/26/85
  6. Terminated09/26/89

The patent was granted on 03/26/1985 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

DE

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Inventors

R. R. (pessoa física)

V. W. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 29 33 870.3 · 08/21/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

09/26/1989

RPI 988

Concessão da patente

#16.1

03/26/1985

RPI 753

Notificação para pagamento de retribuição

#13.1

01/29/1985

RPI 745

Deferimento

#9.1

09/25/1984

RPI 727

Exigência - art. 36 da LPI

#6.1

01/24/1984

RPI 692

Solicitação de exame técnico

#4.1

06/07/1983

RPI 659

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