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Official data from INPI

CARREGADEIRA DE CANA DE AÇUCAR CORTADA, PARA ENCOSTAS.

Em AnáliseInvention Patent

Application data

Number

PI8105300

Type

Invention Patent

Filing

08/19/1981

Publication

06/08/1982

Progress at the INPI

  1. Filing08/19/81
  2. Publication06/08/82
  3. Examination08/17/82
  4. Allowance02/07/84
  5. Grant09/25/84
  6. In force08/19/01

The patent was granted on 09/25/1984 and is in force until 08/19/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:08/19/2001

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Latest action published by the INPI: 06/18/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Cemasa - Comércio, Engenharia e Máquinas Santo Antonio Ltda.

Inventors

M. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

22.2

06/18/1985

RPI 765

Pedido de licença voluntária

#17.1

01/15/1985

RPI 743

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

05/22/1984

RPI 709

Deferimento

#9.1

02/07/1984

RPI 694

Solicitação de exame técnico

#4.1

08/17/1982

RPI 617

Publicação antecipada

#3.2

06/08/1982

RPI 607

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