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Official data from INPI

AZOCORANTES,SUA PREPARACAO E USO

Em AnáliseInvention Patent

Application data

Number

PI7703282

Type

Invention Patent

Filing

05/21/1976

Publication

-

Progress at the INPI

  1. Filing05/21/76
  2. Publication
  3. Examination
  4. Allowance07/13/82
  5. Grant01/25/83
  6. Terminated08/20/85

The patent was granted on 01/25/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/20/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CIBA GEIGY AG

See this company's full portfolio

Inventors

S. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

08/20/1985

RPI 774

Cessão de direito de exploração

#22.1

12/04/1984

RPI 737

Concessão da patente

#16.1

01/25/1983

RPI 640

Notificação para pagamento de retribuição

#13.1

11/30/1982

RPI 632

Deferimento

#9.1

07/13/1982

RPI 612

15.0

01/12/1982

RPI 586

Exigência - art. 36 da LPI

#6.1

11/17/1981

RPI 578

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