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Official data from INPI

METODO E APARELHO PARA AJUSTAR TERMICAMENTE ELEMENTOS DE FECHO

ConcedidaInvention Patent

Application data

Number

PI8402115

Type

Invention Patent

Filing

05/02/1983

Publication

12/11/1984

Progress at the INPI

  1. Filing05/02/83
  2. Publication12/11/84
  3. Examination03/26/85
  4. Allowance12/08/87
  5. Grant08/30/88
  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: 08/30/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

YOSHIDA KOGYO KK [JP]

Inventors

H. Y. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/30/1988

RPI 932

Notificação para pagamento de retribuição

#13.1

04/26/1988

RPI 914

Deferimento

#9.1

12/08/1987

RPI 894

Solicitação de exame técnico

#4.1

03/26/1985

RPI 753

Publicação do pedido de patente

#3.1

12/11/1984

RPI 738

Pedido de patente depositado

#2.1

07/17/1984

RPI 717

Carta-patente expirada

#21.1

Patente extinta em 02/11/99

08/19/2008

RPI 1963

Cessão de direito de exploração

#22.1

11/12/1991

RPI 1093

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