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Official data from INPI

DISPOSITIVO DE VENTOINHA PARA DISPARO SEM AR.

Em AnáliseInvention Patent

Application data

Number

PI8003457

Type

Invention Patent

Filing

06/03/1980

Publication

02/02/1982

Progress at the INPI

  1. Filing06/03/80
  2. Publication02/02/82
  3. Examination08/10/82
  4. Allowance01/10/84
  5. Grant09/25/84
  6. Terminated06/21/88

The patent was granted on 09/25/1984 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: 06/21/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Wheelabrator - Frye Inc.

US

Inventors

B. B. (pessoa física)

K. R. (pessoa física)

L. R. (pessoa física)

L. R. (pessoa física)

Technical data

IPC Classification

Priority claims

US

149.156 · 05/14/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/21/1988

RPI 922

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

05/02/1984

RPI 706

Deferimento

#9.1

01/10/1984

RPI 690

Exigência - art. 36 da LPI

#6.1

07/26/1983

RPI 666

Solicitação de exame técnico

#4.1

08/10/1982

RPI 616

Publicação do pedido de patente

#3.1

02/02/1982

RPI 589

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