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

PROCESSO DE OBTENÇÃO DE PRODUTOS UTILIZÁVEL DIRETAMENTE DO SOLO, COMO FONTE DE POTÁSSIO OU CORRELATOS.

Em AnáliseInvention Patent
Talk to an expert

Application data

Number

PI7905941

Type

Invention Patent

Filing

09/14/1979

Publication

-
View on INPI

Progress at the INPI

  1. Filing09/14/79
  2. Publication
  3. Examination
  4. Allowance08/28/84
  5. Grant03/26/85
  6. Terminated04/12/94

The patent was granted on 03/26/1985 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: 05/06/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Instituto de Pesquisas Tecnológicas S/A

SP, BR

Inventors

V. J. (pessoa física)

Technical data

IPC Classification

C05D 11/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

05/06/1986

RPI 811

Concessão da patente

#16.1

03/26/1985

RPI 753

Notificação para pagamento de retribuição

#13.1

12/26/1984

RPI 740

Deferimento

#9.1

08/28/1984

RPI 723

Exigência - art. 36 da LPI

#6.1

01/03/1984

RPI 689

Exigência - art. 36 da LPI

#6.1

03/15/1983

RPI 647

Anuidade - prazo legal encerrado

#18.2

04/12/1994

RPI 1219

Related

Patent monitoring

Track this patent in real time.

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