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Official data from INPI

Dispositivo de circuito para a rápida determinação do valor da diferença máxima entre três valores numéricos binários.

Em ExigênciaInvention Patent

Application data

Number

PI8406084

Type

Invention Patent

Filing

11/29/1984

Publication

09/24/1985

Progress at the INPI

  1. Filing11/29/84
  2. Publication09/24/85
  3. Examination06/02/87
  4. Allowance01/16/90
  5. Abandoned
  6. In force

The application was allowed on 01/16/1990 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 06/20/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

DE

See this company's full portfolio

Inventors

U. R. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 33 43 404.2 · 11/30/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

06/20/1989

RPI 974

Solicitação de exame técnico

#4.1

06/02/1987

RPI 867

Publicação do pedido de patente

#3.1

09/24/1985

RPI 779

Pedido de patente depositado

#2.1

02/20/1985

RPI 748

Arquivamento - Art. 38 §2° da LPI

#11.4

10/23/1990

RPI 1038

Notificação para pagamento de retribuição

#13.1

05/08/1990

RPI 1017

Deferimento

#9.1

01/16/1990

RPI 1002

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