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Official data from INPI

IMPLEMENTO PARA COLHEITA DE ALGODÃO

Em AnáliseInvention Patent
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Application data

Number

PI8705305

Type

Invention Patent

Filing

09/30/1987

Publication

02/23/1988
View on INPI

Progress at the INPI

  1. Filing09/30/87
  2. Publication02/23/88
  3. Examination06/14/88
  4. Allowance03/09/93
  5. Grant09/28/93
  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.

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Latest action published by the INPI: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

P. R. (pessoa física)

BR

Inventors

P. R. (pessoa física)

BR

Technical data

IPC Classification

A01D 46/08

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/14/1988

RPI 921

Publicação antecipada

#3.2

02/23/1988

RPI 905

Pedido de patente depositado

#2.1

01/05/1988

RPI 898

Carta-patente expirada

#21.1

Patente extinta em 30/09/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

09/28/1993

RPI 1191

Notificação para pagamento de retribuição

#13.1

06/29/1993

RPI 1178

Deferimento

#9.1

03/09/1993

RPI 1162

Exigência - art. 36 da LPI

#6.1

07/21/1992

RPI 1129

Exigência - art. 36 da LPI

#6.1

12/17/1991

RPI 1098

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