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Official data from INPI

PROCESSO PARA A REABILITAÇÃO DE CONCRETO INTERNAMENTE REFORÇADO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000476

Type

Invention Patent

Filing

02/02/1990

Publication

01/15/1991

Progress at the INPI

  1. Filing02/02/90
  2. Publication01/15/91
  3. Examination06/08/93
  4. Allowance11/04/97
  5. Grant08/25/98
  6. Expired01/02/13

The letters patent expired on 01/02/2013: 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: 01/02/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Fosroc International Limited

GB

J. M. (pessoa física)

NO

Norwegian Concrete Technologies A/S

NO

O. O. (pessoa física)

NO

O. V. (pessoa física)

NO

See this company's full portfolio

Inventors

J. M. (pessoa física)

NO

O. O. (pessoa física)

NO

O. V. (pessoa física)

NO

Technical data

IPC Classification

Priority claims

US

352,266 · 05/16/1989

US

366,204 · 06/09/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 02/02/2010

01/02/2013

RPI 2191

Transferência deferida

#25.1

Transferido de: Norwegian Concrete Technologies A.S.

03/30/2004

RPI 1734

Concessão da patente

#16.1

08/25/1998

RPI 1444

Deferimento

#9.1

11/04/1997

RPI 1405

Exigência - art. 36 da LPI

#6.1

04/01/1997

RPI 1374

14.1

11/12/1996

RPI 1354

6.2

11/21/1995

RPI 1303

Solicitação de exame técnico

#4.1

06/08/1993

RPI 1175

Publicação do pedido de patente

#3.1

01/15/1991

RPI 1050

Pedido de patente depositado

#2.1

05/08/1990

RPI 1017

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