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

PROCESSO PARA A LIMPEZA DE MISTURAS GASOSAS QUE PODEM CONTER POEIRA DE UMA INSTALACAO DE UREIA

ArquivadaInvention Patent

Application data

Number

PI8300031

Type

Invention Patent

Filing

01/07/1982

Publication

09/13/1983

Progress at the INPI

  1. Filing01/07/82
  2. Publication09/13/83
  3. Abandoned10/29/85
  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: 09/01/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

NORSK HYDRO AS [NO]

See this company's full portfolio

Inventors

S. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/01/1987

RPI 880

6.2

11/25/1986

RPI 840

Solicitação de exame técnico

#4.1

10/29/1985

RPI 784

Publicação do pedido de patente

#3.1

09/13/1983

RPI 673

Pedido de patente depositado

#2.1

02/22/1983

RPI 644

Patent monitoring

Track this patent in real time.

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