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Official data from INPI

CEMENTACAO ELETROLITICA

IndeferidaInvention Patent
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Application data

Number

PI8304225

Type

Invention Patent

Filing

08/02/1983

Publication

03/12/1985
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Progress at the INPI

Under appeal
  1. Filing08/02/83
  2. Publication03/12/85
  3. Examination02/02/88
  4. Refused08/01/89
  5. Grant
  6. In force

The application was refused by the INPI on 08/01/1989. The invention was never patented.

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Latest action published by the INPI: 08/01/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. M. (pessoa física)

Inventors

M. [. (pessoa física)

Technical data

IPC Classification

C25D 3/66

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

08/01/1989

RPI 980

Conhecimento de parecer técnico

#7.1

12/06/1988

RPI 946

Solicitação de exame técnico

#4.1

02/02/1988

RPI 902

Retificação

#15.6

11/17/1987

RPI 891

Retificação

#15.3

07/21/1987

RPI 874

Publicação do pedido de patente

#3.1

03/12/1985

RPI 751

Pedido de patente depositado

#2.1

10/18/1983

RPI 678

Related

From the same holder

UNHA PARA COLHEITA

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