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Official data from INPI

TIRA DE CADARÇO ESTIRÁVEL TRANSVERSALMENTE PARA APLICAÇÃO EM FECHOS CORREDIÇOS.

ConcedidaInvention Patent

Application data

Number

PI8101656

Type

Invention Patent

Filing

03/18/1981

Publication

-

Progress at the INPI

  1. Filing03/18/81
  2. Publication
  3. Examination12/01/81
  4. Allowance09/02/86
  5. Grant06/02/87
  6. Terminated06/20/95

The patent was granted on 06/02/1987 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: 06/02/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Y. K. (pessoa física)

JP

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Inventors

Y. Y. (pessoa física)

Y. M. (pessoa física)

Technical data

IPC Classification

Priority claims

JP

55-35579 · 03/18/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/02/1987

RPI 867

Notificação para pagamento de retribuição

#13.1

12/23/1986

RPI 844

Deferimento

#9.1

09/02/1986

RPI 828

Conhecimento de parecer técnico

#7.1

06/18/1985

RPI 765

Republicação - classificação IPC

#15.11

12/18/1984

RPI 739

Exigência - art. 36 da LPI

#6.1

08/07/1984

RPI 720

Solicitação de exame técnico

#4.1

12/01/1981

RPI 580

Anuidade - prazo legal encerrado

#18.2

06/20/1995

RPI 1281

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