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Official data from INPI

MELHORAMENTOS EM AGLOMERADOS DE METAL POROSO

Em AnáliseInvention Patent
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Application data

Number

PI7903322

Type

Invention Patent

Filing

05/29/1978

Publication

-
View on INPI

Progress at the INPI

Technical opinion to answer
  1. Filing05/29/78
  2. Publication
  3. Examination
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 04/22/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

METAL SALES CO LTD

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

04/22/1987

RPI 861

Conhecimento de parecer técnico

#7.1

10/14/1986

RPI 834

14.4

12/06/1983

RPI 685

Exigência - art. 36 da LPI

#6.1

02/08/1983

RPI 642

6.2

03/16/1982

RPI 595

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