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Official data from INPI

PROCESSO PARA PREPARAR UMA FORMULAÇÃO DE UMA COMPOSIÇÃO DE TIOFOSFATO BIOCIDA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000026

Type

Invention Patent

Filing

01/04/1990

Publication

10/09/1990

Progress at the INPI

  1. Filing01/04/90
  2. Publication10/09/90
  3. Examination09/29/92
  4. Allowance09/14/99
  5. Grant11/14/00
  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

Imperial Chemical Industries Plc.

GB

Zeneca Limited

GB

See this company's full portfolio

Inventors

C. C. (pessoa física)

US

R. L. (pessoa física)

US

R. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/293.244 · 01/04/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 14/11/2010

01/02/2013

RPI 2191

Transferência deferida

#25.1

Transferido de: Imperial Chemical Industries PLC

06/26/2001

RPI 1590

Concessão da patente

#16.1

11/14/2000

RPI 1558

Deferimento

#9.1

09/14/1999

RPI 1497

Exigência - art. 36 da LPI

#6.1

05/04/1999

RPI 1478

15.15

12/31/1996

RPI 1361

Solicitação de exame técnico

#4.1

09/29/1992

RPI 1139

Publicação do pedido de patente

#3.1

10/09/1990

RPI 1036

Pedido de patente depositado

#2.1

04/10/1990

RPI 1013

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