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Official data from INPI

REGISTRO DE FLUXO E CONJUNTO DE VÁLVULA

Em AnáliseInvention Patent

Application data

Number

PI8200681

Type

Invention Patent

Filing

02/09/1982

Publication

12/14/1982

Progress at the INPI

  1. Filing02/09/82
  2. Publication12/14/82
  3. Examination01/10/84
  4. Allowance08/07/84
  5. Grant02/26/85
  6. Terminated10/16/90

The patent was granted on 02/26/1985 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: 08/05/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. C. (pessoa física)

US

Inventors

R. R. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

233.376 · 02/13/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

08/05/1986

RPI 824

Concessão da patente

#16.1

02/26/1985

RPI 749

Notificação para pagamento de retribuição

#13.1

12/11/1984

RPI 738

Deferimento

#9.1

08/07/1984

RPI 720

Solicitação de exame técnico

#4.1

01/10/1984

RPI 690

Publicação do pedido de patente

#3.1

12/14/1982

RPI 634

Pedido de patente depositado

#2.1

03/30/1982

RPI 597

Anuidade - prazo legal encerrado

#18.2

10/16/1990

RPI 1037

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