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Official data from INPI

trava ou dispositivo de segurança para revólver.

ConcedidaInvention Patent

Application data

Number

PI8404754

Type

Invention Patent

Filing

09/21/1984

Publication

04/29/1986

Progress at the INPI

  1. Filing09/21/84
  2. Publication04/29/86
  3. Examination08/12/86
  4. Allowance09/08/87
  5. Grant06/28/88
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 06/28/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Amadeo Rossi SA - Metalúrgica e Munições

RS, BR

Inventors

A. M. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/28/1988

RPI 923

Notificação para pagamento de retribuição

#13.1

01/26/1988

RPI 901

Deferimento

#9.1

09/08/1987

RPI 881

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

04/29/1986

RPI 810

Pedido de patente depositado

#2.1

12/04/1984

RPI 737

Carta-patente expirada

#21.1

Patente extinta em 21/09/99

07/08/2008

RPI 1957

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