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Official data from INPI

DECANTADOR ANAERÓBICO

Arquivada/ExtintaUtility Model

Application data

Number

MU7001080

Type

Utility Model

Filing

06/18/1990

Publication

12/04/1990

Progress at the INPI

  1. Filing06/18/90
  2. Publication12/04/90
  3. Examination12/03/91
  4. Allowance04/20/93
  5. Grant08/31/93
  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: 07/01/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. A. (pessoa física)

RJ, BR

Inventors

J. A. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 18/06/2000

07/01/2008

RPI 1956

Concessão da patente

#16.1

08/31/1993

RPI 1187

Notificação para pagamento de retribuição

#13.1

08/17/1993

RPI 1185

Deferimento

#9.1

04/20/1993

RPI 1168

Exigência - art. 36 da LPI

#6.1

01/19/1993

RPI 1155

Solicitação de exame técnico

#4.1

12/03/1991

RPI 1096

Publicação antecipada

#3.2

12/04/1990

RPI 1044

Pedido de patente depositado

#2.1

09/04/1990

RPI 1031

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