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Official data from INPI

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IndeferidaInvention Patent
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Application data

Number

PI8104689

Type

Invention Patent

Filing

07/21/1981

Publication

12/01/1981
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Progress at the INPI

Under appeal
  1. Filing07/21/81
  2. Publication12/01/81
  3. Examination04/13/82
  4. Refused06/25/85
  5. Grant
  6. In force

The application was refused by the INPI on 06/25/1985. The invention was never patented.

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Latest action published by the INPI: 09/10/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. M. (pessoa física)

Inventors

D. A. (pessoa física)

Technical data

IPC Classification

H03K 17/94

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Republicação - classificação IPC

#15.11

09/10/1985

RPI 777

Republicação - classificação IPC

#15.11

08/06/1985

RPI 772

Indeferimento

#9.2

06/25/1985

RPI 766

Republicação - classificação IPC

#15.11

01/15/1985

RPI 743

Conhecimento de parecer técnico

#7.1

09/04/1984

RPI 724

Solicitação de exame técnico

#4.1

04/13/1982

RPI 599

Publicação antecipada

#3.2

12/01/1981

RPI 580

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