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Official data from INPI

MATERIAL COMPÓSITO UTILIZÁVEL NA ABSORÇÃO DOS EFEITOS E FRAGMENTOS PRODUZIDOS POR UMA EXPLOSÃO

Arquivada/ExtintaInvention PatentPCT · GB1990001723

Application data

Number

PI9007004

Type

Invention Patent

Filing

11/08/1990

Publication

01/28/1992

PCT

GB1990001723

Progress at the INPI

  1. Filing11/08/90
  2. Publication01/28/92
  3. Examination06/22/93
  4. Allowance08/17/99
  5. Grant01/25/00
  6. Expired05/28/13

The letters patent expired on 05/28/2013: 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: 05/28/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Royal Ordnance plc

GB

Inventors

P. L. (pessoa física)

GB

Technical data

Priority claims

GB

8925192 · 11/08/1989

GB

8925194 · 11/08/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 08/11/2010

05/28/2013

RPI 2212

Concessão da patente

#16.1

01/25/2000

RPI 1516

Deferimento

#9.1

08/17/1999

RPI 1493

Exigência - art. 36 da LPI

#6.1

10/27/1998

RPI 1451

Solicitação de exame técnico

#4.1

06/22/1993

RPI 1177

Notificação de entrada na fase nacional - PCT

#1.3

01/28/1992

RPI 1104

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