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Official data from INPI

COLUNA DE FRACIONAMENTO

Em AnáliseInvention Patent

Application data

Number

PI8600164

Type

Invention Patent

Filing

01/18/1985

Publication

09/23/1986

Progress at the INPI

  1. Filing01/18/85
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The application was filed at the INPI on 01/18/1985. It awaits formal examination and publication in the RPI gazette.

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Latest action published by the INPI: 03/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GLITSCH [US]

Inventors

B. J. (pessoa física)

C. K. (pessoa física)

G. W. (pessoa física)

H. L. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

03/21/1989

RPI 961

Solicitação de exame técnico

#4.1

11/08/1988

RPI 942

Publicação do pedido de patente

#3.1

09/23/1986

RPI 831

Pedido de patente depositado

#2.1

04/15/1986

RPI 808

Retificação

#15.3

08/28/1990

RPI 1030

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