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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UMA COMPOSIÇÃO AQUOSA REPELENTE À ÁGUA, SECADA A AR; SISTEMA REPELENTE À ÁGUA; E PROCESSO PARA O TRATAMENTO DE UM SUBSTRATO PARA TORNÁ-LO REPELENTE À ÁGUA

Arquivada/ExtintaInvention PatentPCT · GB1990001404
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Application data

Number

PI9007644

Type

Invention Patent

Filing

09/11/1990

Publication

07/07/1992

PCT

GB1990001404
View on INPI

Progress at the INPI

  1. Filing09/11/90
  2. Publication07/07/92
  3. Examination07/27/93
  4. Allowance05/25/99
  5. Grant10/19/99
  6. Expired01/29/13

The letters patent expired on 01/29/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 01/29/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Manchem Limited

GB

OMG UK Limited

GB

Rhodia Limited

GB

Inventors

G. B. (pessoa física)

GB

J. P. (pessoa física)

GB

Technical data

IPC Classification

C09D 5/00C09K 3/18

Priority claims

GB

8921041.3 · 09/16/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 11/09/2010

01/29/2013

RPI 2195

Transferência deferida

#25.1

Transferido de: Rhodia Limited

11/08/2005

RPI 1818

Transferência deferida

#25.1

Transferido de: Manchem Limited

10/25/2005

RPI 1816

Concessão da patente

#16.1

10/19/1999

RPI 1502

Deferimento

#9.1

05/25/1999

RPI 1481

Exigência - art. 36 da LPI

#6.1

11/03/1998

RPI 1452

Exigência - art. 36 da LPI

#6.1

05/12/1998

RPI 1429

Solicitação de exame técnico

#4.1

07/27/1993

RPI 1182

Notificação de entrada na fase nacional - PCT

#1.3

07/07/1992

RPI 1127

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