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Official data from INPI

FECHO CORREDIÇO SEPARÁVEL

Em ExigênciaInvention Patent

Application data

Number

PI8505404

Type

Invention Patent

Filing

10/21/1985

Publication

08/05/1986

Progress at the INPI

  1. Filing10/21/85
  2. Publication08/05/86
  3. Examination09/30/86
  4. Allowance02/19/91
  5. Grant09/24/91
  6. Terminated06/04/96

The patent was granted on 09/24/1991 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: 05/02/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Y. C. (pessoa física)

JP

See this company's full portfolio

Inventors

N. Y. (pessoa física)

JP

Y. T. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

59-161250 · 10/25/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/02/1989

RPI 967

Solicitação de exame técnico

#4.1

09/30/1986

RPI 832

Publicação do pedido de patente

#3.1

08/05/1986

RPI 824

Pedido de patente depositado

#2.1

01/14/1986

RPI 795

Anuidade - prazo legal encerrado

#18.2

06/04/1996

RPI 1331

20.4

09/19/1995

RPI 1294

Concessão da patente

#16.1

09/24/1991

RPI 1086

Notificação para pagamento de retribuição

#13.1

06/04/1991

RPI 1070

Deferimento

#9.1

02/19/1991

RPI 1055

Conhecimento de parecer técnico

#7.1

05/01/1990

RPI 1016

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