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Official data from INPI

COMPOSIÇÃO INTERLIGANTE RETARDADA CONTENDO COMPLEXOS DE TITÂNIO ORGÂNICO, PROCESSO PARA A PREPARAÇÃO DE UMA SOLUÇÃO DE GEL, E PROCESSO DE FRATURA DE FORMAÇÃO SUBTERRÂNEA PENERADA POR UM POÇO.

PublicadaInvention Patent

Application data

Number

PI8700449

Type

Invention Patent

Filing

01/30/1987

Publication

12/15/1987

Progress at the INPI

  1. Filing01/30/87
  2. Publication12/15/87
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 01/30/1987 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/15/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. I. (pessoa física)

US

Inventors

R. H. (pessoa física)

Technical data

IPC Classification

Priority claims

US

831.230 · 02/19/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/15/1987

RPI 895

Pedido de patente depositado

#2.1

06/02/1987

RPI 867

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09K 7/00; B01J 13/00; C08K 5/09; C08K 5/56.

03/27/2018

RPI 2464

Arquivamento - Art. 33 da LPI

#11.1

12/04/1990

RPI 1044

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