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Official data from INPI

DISPOSITIVO DE DESCOLMATAGEM PNEUMÁTICA PARA SEPARADOR DE POEIRAS.

Em AnáliseInvention Patent

Application data

Number

PI7803337

Type

Invention Patent

Filing

05/24/1978

Publication

-

Progress at the INPI

  1. Filing05/24/78
  2. Publication
  3. Examination
  4. Allowance08/17/82
  5. Grant03/29/83
  6. Terminated10/03/89

The patent was granted on 03/29/1983 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

AIR INDUSTRIE

Inventors

G. J. (pessoa física)

R. A. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

P: 77 16149 · 05/26/1977

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Pedido de licença compulsória

#20.1

07/29/1986

RPI 823

Concessão da patente

#16.1

03/29/1983

RPI 649

Notificação para pagamento de retribuição

#13.1

12/28/1982

RPI 636

Republicação - classificação IPC

#15.11

09/08/1982

RPI 620

Deferimento

#9.1

08/17/1982

RPI 617

Exigência - art. 36 da LPI

#6.1

01/26/1982

RPI 588

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