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Official data from INPI

CONJUNTO MODULAR DE VÁLVULA DE EXTREMIDADE DE RODA.

PublicadaInvention Patent

Application data

Number

PI8603230

Type

Invention Patent

Filing

07/01/1986

Publication

11/17/1987

Progress at the INPI

  1. Filing07/01/86
  2. Publication11/17/87
  3. Examination03/01/90
  4. Allowance09/25/90
  5. Grant04/30/91
  6. Terminated10/03/95

The patent was granted on 04/30/1991 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: 11/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

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Inventors

G. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

750.363 · 07/01/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/17/1987

RPI 891

Pedido de patente depositado

#2.1

12/30/1986

RPI 845

Anuidade - prazo legal encerrado

#18.2

10/03/1995

RPI 1296

Concessão da patente

#16.1

04/30/1991

RPI 1065

Notificação para pagamento de retribuição

#13.1

01/08/1991

RPI 1049

Deferimento

#9.1

09/25/1990

RPI 1034

Solicitação de exame técnico

#4.1

03/01/1990

RPI 1007

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