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Official data from INPI

FECHO CORREDIÇO SAPARÁVEL

ConcedidaInvention Patent

Application data

Number

PI8202649

Type

Invention Patent

Filing

05/06/1982

Publication

04/19/1983

Progress at the INPI

  1. Filing05/06/82
  2. Publication04/19/83
  3. Examination08/30/83
  4. Allowance05/05/87
  5. Grant12/29/87
  6. Terminated08/08/95

The patent was granted on 12/29/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Y. K. (pessoa física)

JP

See this company's full portfolio

Inventors

I. K. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

56-65137 · 05/07/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/29/1987

RPI 897

Notificação para pagamento de retribuição

#13.1

09/22/1987

RPI 883

Deferimento

#9.1

05/05/1987

RPI 863

Conhecimento de parecer técnico

#7.1

06/24/1986

RPI 818

6.2

04/09/1985

RPI 755

Solicitação de exame técnico

#4.1

08/30/1983

RPI 671

Publicação do pedido de patente

#3.1

04/19/1983

RPI 652

Pedido de patente depositado

#2.1

06/22/1982

RPI 609

Anuidade - prazo legal encerrado

#18.2

08/08/1995

RPI 1288

Cessão de direito de exploração

#22.1

11/12/1991

RPI 1093

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