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Official data from INPI

PROCESSO PARA A PRODUÇÃO DE UM ARTIGO ENVOLVENTE

PublicadaInvention Patent

Application data

Number

PI8605767

Type

Invention Patent

Filing

11/24/1986

Publication

08/25/1987

Progress at the INPI

  1. Filing11/24/86
  2. Publication08/25/87
  3. Examination04/03/90
  4. Allowance09/19/95
  5. Grant04/30/96
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 08/25/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Raychem Limited

GB

See this company's full portfolio

Inventors

D. P. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8528966 · 11/25/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/25/1987

RPI 879

Pedido de patente depositado

#2.1

04/14/1987

RPI 860

Carta-patente expirada

#21.1

Patente extinta em 24/11/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

04/30/1996

RPI 1326

Deferimento

#9.1

09/19/1995

RPI 1294

Exigência - art. 36 da LPI

#6.1

10/25/1994

RPI 1247

Exigência - art. 36 da LPI

#6.1

11/26/1991

RPI 1095

Solicitação de exame técnico

#4.1

04/03/1990

RPI 1012

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