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Official data from INPI

FECHO CORREDIÇO CONTENDO ELEMENTO DE PARADA NA EXTREMIDADE INFERIOR.

ConcedidaInvention Patent

Application data

Number

PI8100463

Type

Invention Patent

Filing

01/28/1981

Publication

-

Progress at the INPI

  1. Filing01/28/81
  2. Publication
  3. Examination10/13/81
  4. Allowance01/06/87
  5. Grant09/29/87
  6. Expired03/19/96

The letters patent expired on 03/19/1996: 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: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Y. C. (pessoa física)

JP

Y. K. (pessoa física)

JP

See this company's full portfolio

Inventors

M. K. (pessoa física)

Technical data

IPC Classification

Priority claims

JP

55-11182 · 02/01/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

Notificação para pagamento de retribuição

#13.1

06/09/1987

RPI 868

Deferimento

#9.1

01/06/1987

RPI 846

Exigência - art. 36 da LPI

#6.1

04/01/1986

RPI 806

Exigência - art. 36 da LPI

#6.1

05/07/1985

RPI 759

Exigência - art. 36 da LPI

#6.1

08/07/1984

RPI 720

Solicitação de exame técnico

#4.1

10/13/1981

RPI 573

Carta-patente expirada

#21.1

03/19/1996

RPI 1320

20.4

08/29/1995

RPI 1291

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