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Official data from INPI

APERFEICOAMENTOS EM GARRA HIDRAULICA PARA ARRASTO DE TORAS E USOS CORRELATOS

ConcedidaInvention Patent

Application data

Number

PI8306524

Type

Invention Patent

Filing

11/23/1983

Publication

04/17/1984

Progress at the INPI

  1. Filing11/23/83
  2. Publication04/17/84
  3. Examination07/17/84
  4. Allowance12/29/87
  5. Grant07/26/88
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

RIGESA CELULOSE PAPEL E EMBALA [BR]

Inventors

A. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/26/1988

RPI 927

Notificação para pagamento de retribuição

#13.1

05/10/1988

RPI 916

Deferimento

#9.1

12/29/1987

RPI 897

Exigência - art. 36 da LPI

#6.1

07/28/1987

RPI 875

Solicitação de exame técnico

#4.1

07/17/1984

RPI 717

Publicação antecipada

#3.2

04/17/1984

RPI 704

Pedido de patente depositado

#2.1

01/31/1984

RPI 693

Carta-patente expirada

#21.1

Patente extinta em 23/11/98

08/19/2008

RPI 1963

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