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Official data from INPI

Instrumento ótico.

Em AnáliseInvention Patent

Application data

Number

PI8106449

Type

Invention Patent

Filing

10/07/1981

Publication

06/22/1982

Progress at the INPI

  1. Filing10/07/81
  2. Publication06/22/82
  3. Examination05/08/84
  4. Allowance08/13/85
  5. Grant03/25/86
  6. Terminated05/24/88

The patent was granted on 03/25/1986 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

A. C. (pessoa física)

US

D. G. (pessoa física)

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Inventors

G. L. (pessoa física)

W. H. (pessoa física)

Technical data

IPC Classification

Priority claims

US

202.267 · 10/30/1980

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

03/25/1986

RPI 805

Notificação para pagamento de retribuição

#13.1

12/17/1985

RPI 791

Deferimento

#9.1

08/13/1985

RPI 773

Exigência - art. 36 da LPI

#6.1

11/13/1984

RPI 734

Solicitação de exame técnico

#4.1

05/08/1984

RPI 707

14.1

09/27/1983

RPI 675

Publicação do pedido de patente

#3.1

06/22/1982

RPI 609

Pedido de patente depositado

#2.1

11/24/1981

RPI 579

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