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Official data from INPI

MECANISMO DE LINGUETA DE TRAVAMENTO DO TAMBOR PARA REVOLVERES

ConcedidaInvention Patent

Application data

Number

PI8108317

Type

Invention Patent

Filing

04/17/1980

Publication

03/09/1982

Progress at the INPI

  1. Filing04/17/80
  2. Publication03/09/82
  3. Examination12/20/83
  4. Allowance08/13/85
  5. Grant03/25/86
  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: 03/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STURM RUGER & CO

Inventors

M. R. (pessoa física)

S. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/25/1986

RPI 805

Notificação para pagamento de retribuição

#13.1

12/17/1985

RPI 791

Deferimento

#9.1

08/13/1985

RPI 773

Exigência - art. 36 da LPI

#6.1

02/20/1985

RPI 748

Exigência - art. 36 da LPI

#6.1

07/10/1984

RPI 716

Solicitação de exame técnico

#4.1

12/20/1983

RPI 687

Notificação de entrada na fase nacional - PCT

#1.3

03/09/1982

RPI 594

Carta-patente expirada

#21.1

Patente extinta em 16/04/96

08/19/2008

RPI 1963

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