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Official data from INPI

APERFEIÇOAMENTO EM UM PIGMENTO, BEM COMO PIGMENTO.

Em AnáliseInvention Patent

Application data

Number

PI8000752

Type

Invention Patent

Filing

02/07/1980

Publication

-

Progress at the INPI

  1. Filing02/07/80
  2. Publication
  3. Examination
  4. Allowance03/07/84
  5. Grant09/25/84
  6. Terminated07/26/94

The patent was granted on 09/25/1984 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: 08/26/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. C. (pessoa física)

US

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Inventors

K. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

011.077 · 02/12/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

08/26/1986

RPI 827

Concessão da patente

#16.1

09/25/1984

RPI 727

Notificação para pagamento de retribuição

#13.1

06/26/1984

RPI 714

Deferimento

#9.1

03/07/1984

RPI 698

Exigência - art. 36 da LPI

#6.1

09/13/1983

RPI 673

6.2

11/23/1982

RPI 631

Anuidade - prazo legal encerrado

#18.2

07/26/1994

RPI 1234

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