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Official data from INPI

CIRCUITO DE AVALIAÇÃO PARA UM EMISSOR DIGITAL DO NÚMERO DE ROTAÇÕES

Em AnáliseInvention Patent

Application data

Number

PI8201973

Type

Invention Patent

Filing

04/06/1919

Publication

03/15/1983

Progress at the INPI

  1. Filing04/06/19
  2. Publication03/15/83
  3. Examination05/14/85
  4. Allowance12/17/85
  5. Grant06/24/86
  6. Terminated05/24/88

The patent was granted on 06/24/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. A. (pessoa física)

DE

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Inventors

U. C. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 14 221.4 · 04/08/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

06/24/1986

RPI 818

Notificação para pagamento de retribuição

#13.1

04/22/1986

RPI 809

Deferimento

#9.1

12/17/1985

RPI 791

Solicitação de exame técnico

#4.1

05/14/1985

RPI 760

Publicação do pedido de patente

#3.1

03/15/1983

RPI 647

Pedido de patente depositado

#2.1

05/25/1982

RPI 605

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