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Official data from INPI

MONOFILAMENTO ARAMIDA E PROCESSO PARA SE OBTER PELO MENOS UM NONOFILAMENTO ARAMIDA

Arquivada/ExtintaInvention PatentPCT · CH1990000155

Application data

Number

PI9006842

Type

Invention Patent

Filing

06/27/1990

Publication

08/06/1991

PCT

CH1990000155

Progress at the INPI

  1. Filing06/27/90
  2. Publication08/06/91
  3. Examination11/24/92
  4. Allowance08/17/99
  5. Grant02/22/00
  6. Expired01/22/13

The letters patent expired on 01/22/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/22/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Michelin Recherche Et Technique S.A.

CH

See this company's full portfolio

Inventors

J. M. (pessoa física)

CH

J. R. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

FR

89/08755 · 06/28/1989

FR

90/04790 · 04/11/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 27/06/2010

01/22/2013

RPI 2194

Concessão da patente

#16.1

02/22/2000

RPI 1520

Deferimento

#9.1

08/17/1999

RPI 1493

Exigência - art. 36 da LPI

#6.1

12/22/1998

RPI 1459

Exigência - art. 36 da LPI

#6.1

08/18/1998

RPI 1443

Solicitação de exame técnico

#4.1

11/24/1992

RPI 1147

Notificação de entrada na fase nacional - PCT

#1.3

08/06/1991

RPI 1079

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