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Official data from INPI

DISPOSITIVO AUTOMÁTICO DE MANUTENÇÃO DE UM DÉBITO PROPORCIONAL

Arquivada/ExtintaInvention Patent

Application data

Number

PI8906538

Type

Invention Patent

Filing

12/18/1989

Publication

08/28/1990

Progress at the INPI

  1. Filing12/18/89
  2. Publication08/28/90
  3. Examination02/05/91
  4. Allowance09/14/93
  5. Grant05/31/94
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. F. (pessoa física)

SP, BR

Máquinas Agrícolas Jacto S/A

SP, BR

Inventors

A. F. (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 18/12/2004

12/29/2009

RPI 2034

14.1

06/07/1994

RPI 1227

Concessão da patente

#16.1

05/31/1994

RPI 1226

Notificação para pagamento de retribuição

#13.1

02/22/1994

RPI 1212

Deferimento

#9.1

09/14/1993

RPI 1189

Exigência - art. 36 da LPI

#6.1

03/09/1993

RPI 1162

Solicitação de exame técnico

#4.1

02/05/1991

RPI 1053

Publicação do pedido de patente

#3.1

08/28/1990

RPI 1030

Pedido de patente depositado

#2.1

03/20/1990

RPI 1010

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