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Official data from INPI

Processo para remoção do revestimento orgânico de um sucata de liga de alumínio.

IndeferidaInvention Patent

Application data

Number

PI8100342

Type

Invention Patent

Filing

01/22/1981

Publication

-

Progress at the INPI

Under appeal
  1. Filing01/22/81
  2. Publication
  3. Examination04/05/83
  4. Refused03/25/86
  5. Grant
  6. In force

The application was refused by the INPI on 03/25/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 03/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alcan Research and Development Limited

CA

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Inventors

D. G. (pessoa física)

Technical data

IPC Classification

Priority claims

GB

8002242 · 01/23/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

03/25/1986

RPI 805

Republicação - classificação IPC

#15.11

12/18/1984

RPI 739

Conhecimento de parecer técnico

#7.1

08/28/1984

RPI 723

Solicitação de exame técnico

#4.1

04/05/1983

RPI 650

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