Official data from INPI

FILTRO MAGNETO MECANICO

Em AnáliseInvention Patent

Talk to an expert

Application data

Number

PI8003167

Type

Invention Patent

Filing

05/14/1980

Publication

01/19/1982

View on INPI

Progress at the INPI

Filing05/14/80
Publication01/19/82
Examination04/26/83
Allowance08/21/84
Grant04/30/85
Terminated05/17/88

The patent was granted on 04/30/1985 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. O. (pessoa física)

Inventors

P. J. (pessoa física)

Technical data

IPC Classification

B01D 35/06

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Cessão de direito de exploração

#22.1

12/10/1985

RPI 790

Concessão da patente

#16.1

04/30/1985

RPI 758

Notificação para pagamento de retribuição

#13.1

12/11/1984

RPI 738

Deferimento

#9.1

08/21/1984

RPI 722

Exigência - art. 36 da LPI

#6.1

01/17/1984

RPI 691

Solicitação de exame técnico

#4.1

04/26/1983

RPI 653

Publicação do pedido de patente

#3.1