(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO CONTÍNUO DE FERMENTAÇÃO OTIMIZADA PARA PRODUÇÃO DE ÁLCOOL

PublicadaInvention Patent
Talk to an expert

Application data

Number

PI8702590

Type

Invention Patent

Filing

05/20/1987

Publication

12/13/1988
View on INPI

Progress at the INPI

  1. Filing05/20/87
  2. Publication12/13/88
  3. Examination08/14/90
  4. Allowance11/29/94
  5. Grant07/25/95
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 12/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Engenho Novo S.A.

Engenho Novo Tecnologia Agroindustrial Ltda

RJ, BR

Inventors

A. T. (pessoa física)

BR

C. V. (pessoa física)

BR

Technical data

IPC Classification

C12P 7/14

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/13/1988

RPI 947

Pedido de patente depositado

#2.1

08/04/1987

RPI 876

Carta-patente expirada

#21.1

Patente extinta em 20/05/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

07/25/1995

RPI 1286

Notificação para pagamento de retribuição

#13.1

04/04/1995

RPI 1270

Deferimento

#9.1

11/29/1994

RPI 1252

14.4

04/27/1993

RPI 1169

14.7

04/27/1993

RPI 1169

14.4

04/20/1993

RPI 1168

Solicitação de exame técnico

#4.1

08/14/1990

RPI 1028

Related

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.