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Official data from INPI

PROCESSO PARA A FABRICACAO DE UMA ESTRUTURA SUPERFICIAL TEXTIL FLOCULADA E ESTRUTURA SUPERFICIAL TEXTIL FLEXIVEL

Em AnáliseInvention Patent

Application data

Number

PI8500406

Type

Invention Patent

Filing

04/17/1984

Publication

12/03/1985

Progress at the INPI

  1. Filing04/17/84
  2. Publication12/03/85
  3. Examination08/19/86
  4. Refused04/02/91
  5. Grant
  6. In force

The application was refused on 04/02/1991 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STOCKHAUSEN CHEM FAB GMBH [LU]

UNIROYAL ENGLEBERT TEXTILCORD [LU]

Inventors

L. G. (pessoa física)

S. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

01/31/1989

RPI 954

Solicitação de exame técnico

#4.1

08/19/1986

RPI 826

Publicação do pedido de patente

#3.1

12/03/1985

RPI 789

Pedido de patente depositado

#2.1

04/23/1985

RPI 757

111

04/02/1991

RPI 1061

Petição de recurso

#12.2

05/15/1990

RPI 1018

Indeferimento

#9.2

01/09/1990

RPI 1001

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