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Official data from INPI

APERFEIÇOAMENTOS EM PLANTADEIRA/ADUBADEIRA DE BATATAS E OUTROS CEREAIS

Em AnáliseInvention Patent

Application data

Number

PI8704612

Type

Invention Patent

Filing

08/18/1987

Publication

03/14/1989

Progress at the INPI

  1. Filing08/18/87
  2. Publication03/14/89
  3. Examination10/24/89
  4. Allowance01/02/91
  5. Grant10/29/91
  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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alfredo Villanova S/A Indústria e Comércio

SP, BR

Artefatos de Ferro e Madeira Indaiatuba Ltda

SP, BR

Inventors

J. V. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/24/1989

RPI 992

Publicação do pedido de patente

#3.1

03/14/1989

RPI 960

Pedido de patente depositado

#2.1

06/14/1988

RPI 921

Carta-patente expirada

#21.1

Patente extinta em 18/08/2002

07/29/2008

RPI 1960

Transferência deferida

#25.1

Transferido de: Alfredo Villanova SA Indústria e Comércio

11/10/1998

RPI 1453

Concessão da patente

#16.1

10/29/1991

RPI 1091

Notificação para pagamento de retribuição

#13.1

04/16/1991

RPI 1063

Deferimento

#9.1

01/02/1991

RPI 1048

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