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Official data from INPI

DISPOSITIVO DE VÁLVULA PARA TUBOS DE DISTRIBUIÇÃO RÁPIDA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9000169

Type

Invention Patent

Filing

01/17/1990

Publication

10/23/1990

Progress at the INPI

  1. Filing01/17/90
  2. Publication10/23/90
  3. Examination09/29/92
  4. Allowance01/18/94
  5. Grant10/25/94
  6. Expired05/11/10

The letters patent expired on 05/11/2010: 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: 05/11/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

American Standard Inc

US

See this company's full portfolio

Inventors

E. G. (pessoa física)

US

J. H. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

07/297.721 · 01/17/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/01/2005

05/11/2010

RPI 2053

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Solicitação de exame técnico

#4.1

09/29/1992

RPI 1139

Publicação do pedido de patente

#3.1

10/23/1990

RPI 1038

Pedido de patente depositado

#2.1

05/01/1990

RPI 1016

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