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Official data from INPI

APARELHO E PROCESSO PARA O TRATAMENTO DE RESISTÊNCIA AO FOGO EM TECIDOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9103412

Type

Invention Patent

Filing

08/08/1991

Publication

05/12/1992

Progress at the INPI

  1. Filing08/08/91
  2. Publication05/12/92
  3. Examination04/19/94
  4. Allowance01/28/97
  5. Grant02/23/99
  6. Expired06/04/13

The letters patent expired on 06/04/2013: 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: 06/04/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Albright & Wilson Limited

AU

Albright & Wilson UK Limited

GB

See this company's full portfolio

Inventors

R. C. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

9017537.3 · 08/10/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinte em 08/08/2011

06/04/2013

RPI 2213

Concessão da patente

#16.1

02/23/1999

RPI 1468

6.7

12/23/1997

RPI 1409

Notificação para pagamento de retribuição

#13.1

05/06/1997

RPI 1379

Deferimento

#9.1

01/28/1997

RPI 1365

14.4

05/14/1996

RPI 1328

Exigência - art. 36 da LPI

#6.1

11/21/1995

RPI 1303

Solicitação de exame técnico

#4.1

04/19/1994

RPI 1220

Publicação do pedido de patente

#3.1

05/12/1992

RPI 1119

Pedido de patente depositado

#2.1

11/19/1991

RPI 1094

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