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Official data from INPI

PROCESSO PARA INIBIR A PRECIPITACAO DE SAIS FORMADORES DE INCRUSTA,CAO E PROCESSO PARA DISPERSAR E MANTER DISPERSOS MATERIAIS EM PARTICULAS

Em ExigênciaInvention Patent
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Application data

Number

PI8503692

Type

Invention Patent

Filing

08/06/1984

Publication

05/06/1986
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Progress at the INPI

  1. Filing08/06/84
  2. Publication05/06/86
  3. Examination06/21/88
  4. Allowance01/15/91
  5. Abandoned
  6. In force

The application was allowed on 01/15/1991 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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Latest action published by the INPI: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GOODRICH CO B F [US]

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Inventors

A. Z. (pessoa física)

M. I. (pessoa física)

Technical data

IPC Classification

C23F 14/02

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

05/30/1989

RPI 971

Solicitação de exame técnico

#4.1

06/21/1988

RPI 922

Publicação do pedido de patente

#3.1

05/06/1986

RPI 811

Pedido de patente depositado

#2.1

10/01/1985

RPI 780

Arquivamento - Art. 38 §2° da LPI

#11.4

09/10/1991

RPI 1084

Republicação - classificação IPC

#15.11

07/16/1991

RPI 1076

Notificação para pagamento de retribuição

#13.1

04/30/1991

RPI 1065

Deferimento

#9.1

01/15/1991

RPI 1050

Exigência - art. 36 da LPI

#6.1

08/21/1990

RPI 1029

Exigência - art. 36 da LPI

#6.1

03/06/1990

RPI 1008

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