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Official data from INPI

PUNHO ELETROELETRONICO PARA LANÇA-ROJÕES

ConcedidaInvention Patent

Application data

Number

PI8500385

Type

Invention Patent

Filing

01/29/1985

Publication

09/09/1986

Progress at the INPI

  1. Filing01/29/85
  2. Publication09/09/86
  3. Examination12/02/86
  4. Allowance02/28/89
  5. Grant10/24/89
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 10/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Hydroar S/A Indústria Metalúrgica

SP, BR

Inventors

D. O. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/24/1989

RPI 992

Notificação para pagamento de retribuição

#13.1

07/11/1989

RPI 977

Deferimento

#9.1

02/28/1989

RPI 958

Republicação - classificação IPC

#15.11

09/27/1988

RPI 936

Exigência - art. 36 da LPI

#6.1

08/16/1988

RPI 930

Solicitação de exame técnico

#4.1

12/02/1986

RPI 841

Publicação do pedido de patente

#3.1

09/09/1986

RPI 829

Pedido de patente depositado

#2.1

04/23/1985

RPI 757

Carta-patente expirada

#21.1

Patente extinta em 29/01/2000

07/15/2008

RPI 1958

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