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Official data from INPI

NOVO PROCESSO PARA PREPARACAO DE TETRA-HIDRO-1,2,3,4-ANTRACENODIOL-9,10

Em AnáliseInvention Patent

Application data

Number

PI7904095

Type

Invention Patent

Filing

06/29/1978

Publication

-

Progress at the INPI

  1. Filing06/29/78
  2. Publication
  3. Examination
  4. Allowance10/15/85
  5. Grant05/27/86
  6. Terminated05/17/88

The patent was granted on 05/27/1986 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: 05/17/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

U. K. (pessoa física)

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Inventors

D. S. (pessoa física)

T. P. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/17/1988

RPI 917

Exigência - art. 36 da LPI

#6.1

08/11/1987

RPI 877

Concessão da patente

#16.1

05/27/1986

RPI 814

Deferimento

#9.1

10/15/1985

RPI 782

Exigência - art. 36 da LPI

#6.1

11/06/1984

RPI 733

Exigência - art. 36 da LPI

#6.1

02/28/1984

RPI 697

Exigência - art. 36 da LPI

#6.1

02/08/1983

RPI 642

6.2

04/06/1982

RPI 598

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