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Official data from INPI

APARELHO DE BOMBA PARA GERAR UM VÓRTICE DE LÍQUIDO, BOMBA A CORRENTE DE FOUCA ULT E PROCESSO DE BOMBEAR LÍQUIDO

ConcedidaInvention Patent

Application data

Number

PI8502601

Type

Invention Patent

Filing

05/31/1985

Publication

02/04/1986

Progress at the INPI

  1. Filing05/31/85
  2. Publication02/04/86
  3. Examination03/15/88
  4. Allowance12/13/88
  5. Grant09/26/89
  6. Terminated07/25/95

The patent was granted on 09/26/1989 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. W. (pessoa física)

US

Inventors

H. W. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

617.354 · 06/05/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

04/25/1989

RPI 966

Deferimento

#9.1

12/13/1988

RPI 947

Solicitação de exame técnico

#4.1

03/15/1988

RPI 908

Publicação do pedido de patente

#3.1

02/04/1986

RPI 798

Pedido de patente depositado

#2.1

08/13/1985

RPI 773

Anuidade - prazo legal encerrado

#18.2

07/25/1995

RPI 1286

Republicação - classificação IPC

#15.11

04/07/1992

RPI 1114

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