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Official data from INPI

PROCESSO PARA A FABRICAÇÃO DE FIOS E FIBRAS DE CELULOSE REGENERADA MODIFICADA

IndeferidaInvention Patent

Application data

Number

PI8203757

Type

Invention Patent

Filing

06/24/1982

Publication

01/31/1984

Progress at the INPI

Under appeal
  1. Filing06/24/82
  2. Publication01/31/84
  3. Examination02/04/86
  4. Refused07/11/89
  5. Grant
  6. In force

The application was refused by the INPI on 07/11/1989. The invention was never patented.

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Latest action published by the INPI: 07/11/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rhodia S/A

SP, BR

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Inventors

L. G. (pessoa física)

BR

N. D. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

07/11/1989

RPI 977

Conhecimento de parecer técnico

#7.1

08/16/1988

RPI 930

Solicitação de exame técnico

#4.1

02/04/1986

RPI 798

Publicação do pedido de patente

#3.1

01/31/1984

RPI 693

Pedido de patente depositado

#2.1

08/10/1982

RPI 616

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