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Official data from INPI

PROCESSO DE INTERTIZAÇÃO DE FIBRAS VEGETAIS PARA OBTENÇÃO DE AGREGADOS.

Em AnáliseInvention Patent

Application data

Number

PI7905526

Type

Invention Patent

Filing

08/28/1979

Publication

-

Progress at the INPI

  1. Filing08/28/79
  2. Publication
  3. Examination01/26/82
  4. Allowance08/17/82
  5. Grant05/31/83
  6. Terminated06/24/86

The patent was granted on 05/31/1983 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: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. M. (pessoa física)

Inventors

D. C. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/24/1986

RPI 818

Concessão da patente

#16.1

05/31/1983

RPI 658

Deferimento

#9.1

08/17/1982

RPI 617

Solicitação de exame técnico

#4.1

01/26/1982

RPI 588

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