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Official data from INPI

PROCESSO PARA A PRODUÇÃO MICROBIOLÓGICA DE POLIMEROS POLIÉSTERES

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001732

Type

Invention Patent

Filing

04/11/1990

Publication

06/04/1991

Progress at the INPI

  1. Filing04/11/90
  2. Publication06/04/91
  3. Examination09/14/93
  4. Allowance02/02/99
  5. Grant05/30/00
  6. Expired01/08/13

The letters patent expired on 01/08/2013: 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: 01/08/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

Monsanto Company

US

Zeneca Limited

GB

See this company's full portfolio

Inventors

A. A. (pessoa física)

GB

D. B. (pessoa física)

GB

E. D. (pessoa física)

GB

G. H. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8908214.3 · 04/12/1989

GB

8911577.8 · 05/19/1989

GB

8922362.2 · 10/04/1989

GB

9006727.3 · 03/26/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 30/05/2010

01/08/2013

RPI 2192

Concessão da patente

#16.1

05/30/2000

RPI 1534

9.1.3

Ref. a RPI 1465 de 02/02/1999.

09/08/1999

RPI 1496

Transferência deferida

#25.1

Transferido de: Zeneca Limited

08/10/1999

RPI 1492

Deferimento

#9.1

02/02/1999

RPI 1465

Exigência - art. 36 da LPI

#6.1

08/11/1998

RPI 1442

14.1

12/20/1994

RPI 1255

Solicitação de exame técnico

#4.1

09/14/1993

RPI 1189

Publicação do pedido de patente

#3.1

06/04/1991

RPI 1070

Pedido de patente depositado

#2.1

08/14/1990

RPI 1028

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