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Official data from INPI

PROCESSO PARA MODIFICAÇÃO DE COMPOSIÇÃO DE CADEIA DE MINERAL CRISTALINO POROSO INORGÂNICO

Em AnáliseInvention Patent

Application data

Number

PI8603330

Type

Invention Patent

Filing

07/15/1986

Publication

02/24/1987

Progress at the INPI

Awaiting grant fee payment
  1. Filing07/15/86
  2. Publication02/24/87
  3. Examination04/04/89
  4. Allowance04/30/91
  5. Grant
  6. In force

The application was allowed by the INPI on 04/30/1991. The grant of the letters patent is being processed.

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Latest action published by the INPI: 04/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

M. C. (pessoa física)

US

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Inventors

C. C. (pessoa física)

US

C. C. (pessoa física)

US

J. M. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

755.252 · 07/15/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/04/1989

RPI 963

Publicação do pedido de patente

#3.1

02/24/1987

RPI 853

Pedido de patente depositado

#2.1

12/30/1986

RPI 845

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C01B 33/28.

03/20/2018

RPI 2463

Republicação - classificação IPC

#15.11

11/19/1991

RPI 1094

Retificação

#15.3

08/13/1991

RPI 1080

Deferimento

#9.1

04/30/1991

RPI 1065

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