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Official data from INPI

APARELHO PARA FECHAMENTO DE CADEIAS DE ELEMENTOS DE ACOPLAMENTO DO FECHO CORREDIÇO

Em AnáliseInvention Patent

Application data

Number

PI8701522

Type

Invention Patent

Filing

03/13/1987

Publication

01/05/1988

Progress at the INPI

  1. Filing03/13/87
  2. Publication01/05/88
  3. Examination04/05/88
  4. Allowance12/10/91
  5. Grant09/29/92
  6. Terminated12/31/96

The patent was granted on 09/29/1992 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: 04/05/1988. 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

H. S. (pessoa física)

JP

I. K. (pessoa física)

JP

S. H. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

61-37468 · 03/14/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/05/1988

RPI 911

Publicação do pedido de patente

#3.1

01/05/1988

RPI 898

Pedido de patente depositado

#2.1

07/07/1987

RPI 872

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

20.4

10/10/1995

RPI 1297

Concessão da patente

#16.1

09/29/1992

RPI 1139

Deferimento

#9.1

12/10/1991

RPI 1097

Conhecimento de parecer técnico

#7.1

04/30/1991

RPI 1065

6.2

08/28/1990

RPI 1030

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