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Official data from INPI

PROCESSO E CONJUNTO PARA A PRODUÇÃO DE UM TECIDO TUBULAR, DESTINADO À FABRICAÇÃO DE SACOS, EM UM TEAR CIRCULAR.

PublicadaInvention Patent
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Application data

Number

PI8700977

Type

Invention Patent

Filing

02/27/1987

Publication

12/15/1987
View on INPI

Progress at the INPI

  1. Filing02/27/87
  2. Publication12/15/87
  3. Examination05/01/90
  4. Allowance12/14/93
  5. Grant06/28/94
  6. Expired07/29/08

The letters patent expired on 07/29/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. S. (pessoa física)

AT

Inventors

F. S. (pessoa física)

AT

Technical data

IPC Classification

D03D 3/02

Priority claims

CH

00 836/86 · 02/28/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/15/1987

RPI 895

Pedido de patente depositado

#2.1

06/16/1987

RPI 869

Carta-patente expirada

#21.1

Patente extinta em 27/02/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

06/28/1994

RPI 1230

Deferimento

#9.1

12/14/1993

RPI 1202

Exigência - art. 36 da LPI

#6.1

03/09/1993

RPI 1162

Exigência - art. 36 da LPI

#6.1

03/03/1992

RPI 1109

Solicitação de exame técnico

#4.1

05/01/1990

RPI 1016

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