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Official data from INPI

Dispositivo para a separação galvânica de alumínio.

ConcedidaInvention Patent

Application data

Number

PI8103882

Type

Invention Patent

Filing

06/19/1981

Publication

03/09/1982

Progress at the INPI

  1. Filing06/19/81
  2. Publication03/09/82
  3. Examination12/13/83
  4. Allowance04/16/85
  5. Grant10/01/85
  6. Terminated02/04/92

The patent was granted on 10/01/1985 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 10/01/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

DE

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Inventors

B. S. (pessoa física)

G. J. (pessoa física)

S. K. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 30 23 129.9 · 06/20/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/01/1985

RPI 780

Deferimento

#9.1

04/16/1985

RPI 756

Republicação - classificação IPC

#15.11

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

08/14/1984

RPI 721

Solicitação de exame técnico

#4.1

12/13/1983

RPI 686

Publicação do pedido de patente

#3.1

03/09/1982

RPI 594

Anuidade - prazo legal encerrado

#18.2

02/04/1992

RPI 1105

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