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

PROCESSO PARA A OBTENCAO DE CORANTES,APLICACAO DOS MESMOS,PROCESSO DE TINGIMENTO OU ESTAMPAGEM,E MATERIAIS ASSIM TRATADOS

Em AnáliseInvention Patent

Application data

Number

PI7600142

Type

Invention Patent

Filing

01/13/1975

Publication

-

Progress at the INPI

  1. Filing01/13/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant04/27/82
  6. Terminated04/23/85

The patent was granted on 04/27/1982 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: 04/23/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SANDOZ AG

See this company's full portfolio

Inventors

A. R. (pessoa física)

J. A. (pessoa física)

M. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

04/23/1985

RPI 757

Cessão de direito de exploração

#22.1

10/30/1984

RPI 732

Concessão da patente

#16.1

04/27/1982

RPI 601

Patent monitoring

Track this patent in real time.

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