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Official data from INPI

SUPERFÍCIE DE CONTATO COM O SOLO PARA ESTEIRA SEM FIM, RODAS E PNEUS

Em AnáliseInvention Patent

Application data

Number

PI8607006

Type

Invention Patent

Filing

10/21/1986

Publication

12/01/1987

Progress at the INPI

  1. Filing10/21/86
  2. Publication12/01/87
  3. Examination03/08/88
  4. Allowance07/02/91
  5. Grant04/28/92
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 03/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Altrack Limited

AU

Inventors

A. B. (pessoa física)

AU

Technical data

IPC Classification

Priority claims

AU

PH 3441 · 11/15/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/08/1988

RPI 907

Notificação de entrada na fase nacional - PCT

#1.3

12/01/1987

RPI 893

Carta-patente expirada

#21.1

Patente extinta em 21/10/2001

07/22/2008

RPI 1959

20.7

06/07/1994

RPI 1227

20.4

07/06/1993

RPI 1179

Cessão de direito de exploração

#22.1

02/09/1993

RPI 1158

Concessão da patente

#16.1

04/28/1992

RPI 1117

Notificação para pagamento de retribuição

#13.1

10/29/1991

RPI 1091

Deferimento

#9.1

07/02/1991

RPI 1074

Exigência - art. 36 da LPI

#6.1

01/08/1991

RPI 1049

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