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Official data from INPI

PROCESSO PARA PRODUZIR DEXTROSE A PARTIR DE AMIDO

Em AnáliseInvention Patent

Application data

Number

PI8305947

Type

Invention Patent

Filing

10/27/1983

Publication

06/05/1984

Progress at the INPI

  1. Filing10/27/83
  2. Publication06/05/84
  3. Examination08/12/86
  4. Allowance01/15/91
  5. Grant05/28/91
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CPC International Inc.

US

See this company's full portfolio

Inventors

H. V. (pessoa física)

NL

R. S. (pessoa física)

BE

Technical data

IPC Classification

Priority claims

GB

8231040 · 10/29/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Petição de recurso

#12.2

08/29/1989

RPI 984

Indeferimento

#9.2

05/09/1989

RPI 968

Exigência - art. 36 da LPI

#6.1

04/05/1988

RPI 911

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

06/05/1984

RPI 711

Pedido de patente depositado

#2.1

01/17/1984

RPI 691

Carta-patente expirada

#21.1

Patente extinta em 27/10/98

07/01/2008

RPI 1956

Concessão da patente

#16.1

05/28/1991

RPI 1069

100

01/15/1991

RPI 1050

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