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Official data from INPI

CONJUNTO DE RODA GUIA PARA TERRACEADORES

Arquivada/ExtintaUtility Model

Application data

Number

MU6902691

Type

Utility Model

Filing

12/28/1989

Publication

05/29/1990

Progress at the INPI

  1. Filing12/28/89
  2. Publication05/29/90
  3. Examination11/20/90
  4. Allowance10/26/93
  5. Grant05/31/94
  6. Expired11/20/01

The letters patent expired on 11/20/2001: 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: 11/20/2001. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Marchesan Implementos e Máquinas Agrícolas "Tatu" S/A

SP, BR

See this company's full portfolio

Inventors

J. M. (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 28/12/1999 conforme o disposto no artigo 24 da Lei 5772/71 (CPI).

11/20/2001

RPI 1611

Cessão de direito de exploração

#22.1

05/28/1996

RPI 1330

Concessão da patente

#16.1

05/31/1994

RPI 1226

Deferimento

#9.1

10/26/1993

RPI 1195

Solicitação de exame técnico

#4.1

11/20/1990

RPI 1042

Publicação antecipada

#3.2

05/29/1990

RPI 1020

Pedido de patente depositado

#2.1

03/06/1990

RPI 1008

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