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Official data from INPI

TRATOR AGRÍCOLA OU EQUIVALENTE

ConcedidaInvention Patent

Application data

Number

PI8302734

Type

Invention Patent

Filing

05/24/1983

Publication

01/24/1984

Progress at the INPI

  1. Filing05/24/83
  2. Publication01/24/84
  3. Examination12/03/85
  4. Allowance06/09/87
  5. Grant11/28/89
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Valmet Oy

FI

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Inventors

D. B. (pessoa física)

FI

Technical data

IPC Classification

Priority claims

FI

82 1852 · 05/25/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

110

05/09/1989

RPI 968

120

10/25/1988

RPI 940

Recurso

#12.1

09/29/1987

RPI 884

Deferimento

#9.1

06/09/1987

RPI 868

Exigência - art. 36 da LPI

#6.1

08/19/1986

RPI 826

Solicitação de exame técnico

#4.1

12/03/1985

RPI 789

Publicação do pedido de patente

#3.1

01/24/1984

RPI 692

Pedido de patente depositado

#2.1

07/05/1983

RPI 663

Carta-patente expirada

#21.1

Patente extinta em 24/05/98

07/01/2008

RPI 1956

Pedido de licença compulsória

#20.1

09/05/1995

RPI 1292

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