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Official data from INPI

Circuito interruptor

Em AnáliseInvention Patent

Application data

Number

PI8103787

Type

Invention Patent

Filing

06/12/1981

Publication

03/09/1982

Progress at the INPI

  1. Filing06/12/81
  2. Publication03/09/82
  3. Examination04/24/84
  4. Allowance01/02/85
  5. Grant07/30/85
  6. Terminated08/07/90

The patent was granted on 07/30/1985 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: 12/23/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

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Inventors

R. L. (pessoa física)

V. D. (pessoa física)

Technical data

IPC Classification

Priority claims

US

158,760 · 06/12/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.7

12/23/1986

RPI 844

20.9

05/27/1986

RPI 814

Concessão da patente

#16.1

07/30/1985

RPI 771

Republicação - classificação IPC

#15.11

05/07/1985

RPI 759

Notificação para pagamento de retribuição

#13.1

04/23/1985

RPI 757

Deferimento

#9.1

01/02/1985

RPI 741

Solicitação de exame técnico

#4.1

04/24/1984

RPI 705

Publicação do pedido de patente

#3.1

03/09/1982

RPI 594

Anuidade - prazo legal encerrado

#18.2

08/07/1990

RPI 1027

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