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Official data from INPI

CONECTOR DE TUBOS POR ENCAIXE

PublicadaInvention Patent

Application data

Number

PI8804711

Type

Invention Patent

Filing

09/13/1988

Publication

04/18/1989

Progress at the INPI

  1. Filing09/13/88
  2. Publication04/18/89
  3. Examination04/03/90
  4. Allowance06/01/93
  5. Grant10/26/93
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 04/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Aeroquip Ag.

CH

Inventors

J. F. (pessoa física)

R. L. (pessoa física)

Technical data

IPC Classification

Priority claims

US

095,681 · 09/14/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

04/18/1989

RPI 965

Pedido de patente depositado

#2.1

01/31/1989

RPI 954

Carta-patente expirada

#21.1

Patente extinta em 13/09/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

10/26/1993

RPI 1195

Deferimento

#9.1

06/01/1993

RPI 1174

Exigência - art. 36 da LPI

#6.1

10/06/1992

RPI 1140

Exigência - art. 36 da LPI

#6.1

10/22/1991

RPI 1090

Solicitação de exame técnico

#4.1

04/03/1990

RPI 1012

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