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Official data from INPI

DISPERSÃO AQUOSA E PROCESSO PARA SUA PREPARAÇÃO

PublicadaInvention Patent

Application data

Number

PI8806868

Type

Invention Patent

Filing

12/26/1988

Publication

08/29/1989

Progress at the INPI

  1. Filing12/26/88
  2. Publication08/29/89
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 12/26/1988 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Aqualon Company

US

Inventors

S. A. (pessoa física)

Technical data

IPC Classification

Priority claims

US

147.841 · 12/24/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

08/29/1989

RPI 984

Pedido de patente depositado

#2.1

04/25/1989

RPI 966

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C08L 29/02; C08F 23/00.

03/27/2018

RPI 2464

Arquivamento - Art. 33 da LPI

#11.1

11/26/1991

RPI 1095

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