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Official data from INPI

DISPOSITIVO DE TRAVAMENTO PARA UMA JUNÇÃO PARA MANGUEIRA

ConcedidaInvention Patent

Application data

Number

PI8202306

Type

Invention Patent

Filing

04/22/1982

Publication

04/05/1983

Progress at the INPI

  1. Filing04/22/82
  2. Publication04/05/83
  3. Examination06/11/85
  4. Allowance04/28/87
  5. Grant10/27/87
  6. Expired07/01/08

The letters patent expired on 07/01/2008: 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: 10/27/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. O. (pessoa física)

CH

Inventors

H. O. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

US

257.321 · 04/24/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/27/1987

RPI 888

Deferimento

#9.1

04/28/1987

RPI 862

Exigência - art. 36 da LPI

#6.1

02/25/1986

RPI 801

Solicitação de exame técnico

#4.1

06/11/1985

RPI 764

Publicação do pedido de patente

#3.1

04/05/1983

RPI 650

Pedido de patente depositado

#2.1

06/08/1982

RPI 607

Carta-patente expirada

#21.1

Patente extinta em 22/04/97

07/01/2008

RPI 1956

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