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Official data from INPI

APERFEIÇOAMENTO NO SISTEMA DE RETENÇÃO DO TAMBOR NO SUPORTE DOS REVÓLVERES.

ConcedidaInvention Patent

Application data

Number

PI7908530

Type

Invention Patent

Filing

12/27/1979

Publication

-

Progress at the INPI

  1. Filing12/27/79
  2. Publication
  3. Examination02/02/82
  4. Allowance03/22/83
  5. Grant10/25/83
  6. Expired05/09/95

The letters patent expired on 05/09/1995: 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: 10/25/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Forjas Taurus S/A

RS, BR

See this company's full portfolio

Inventors

B. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1983

RPI 679

Notificação para pagamento de retribuição

#13.1

08/02/1983

RPI 667

Deferimento

#9.1

03/22/1983

RPI 648

Exigência - art. 36 da LPI

#6.1

08/31/1982

RPI 619

Solicitação de exame técnico

#4.1

02/02/1982

RPI 589

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era F41C 15/02.

03/20/2018

RPI 2463

Carta-patente expirada

#21.1

05/09/1995

RPI 1275

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