(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA A SEPARAÇÃO DE MISTURAS GASOSAS POR MEIO DA TÉCNICA DE MUDANÇA DE PRESSÃO

ArquivadaInvention Patent

Application data

Number

PI8203290

Type

Invention Patent

Filing

06/03/1982

Publication

05/24/1983

Progress at the INPI

  1. Filing06/03/82
  2. Publication05/24/83
  3. Abandoned10/25/83
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/18/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bergwerksverband GmbH

DE

See this company's full portfolio

Inventors

E. R. (pessoa física)

DE

K. K. (pessoa física)

DE

K. G. (pessoa física)

DE

W. K. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 22 701.5 · 06/06/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

10/18/1988

RPI 939

Exigência - art. 36 da LPI

#6.1

03/08/1988

RPI 907

Exigência - art. 36 da LPI

#6.1

12/18/1984

RPI 739

Solicitação de exame técnico

#4.1

10/25/1983

RPI 679

Publicação do pedido de patente

#3.1

05/24/1983

RPI 657

Pedido de patente depositado

#2.1

07/27/1982

RPI 614

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.