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Official data from INPI

SISTEMA ÓPTICO PARA UM DISPOSITIVO COPIADOR E SISTEMA DE FORMAÇÃO DE IMAGEM

ConcedidaInvention Patent

Application data

Number

PI8200623

Type

Invention Patent

Filing

02/05/1982

Publication

12/14/1982

Progress at the INPI

  1. Filing02/05/82
  2. Publication12/14/82
  3. Examination01/29/85
  4. Allowance07/08/86
  5. Grant03/17/87
  6. Terminated02/11/92

The patent was granted on 03/17/1987 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: 03/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

X. C. (pessoa física)

US

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Inventors

G. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

237,058 · 02/23/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/17/1987

RPI 856

Notificação para pagamento de retribuição

#13.1

11/04/1986

RPI 837

Deferimento

#9.1

07/08/1986

RPI 820

Republicação - classificação IPC

#15.11

09/17/1985

RPI 778

Exigência - art. 36 da LPI

#6.1

08/27/1985

RPI 775

Solicitação de exame técnico

#4.1

01/29/1985

RPI 745

Publicação do pedido de patente

#3.1

12/14/1982

RPI 634

Pedido de patente depositado

#2.1

03/30/1982

RPI 597

Anuidade - prazo legal encerrado

#18.2

02/11/1992

RPI 1106

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