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Official data from INPI

PROCESSO DE FABRICAR UMA LIGA AMORFA FOTO-SENSÍVEL, A RESPECTIVA LIGA E DISPOSITIVO FOTO-SENSÍVEL.

ConcedidaInvention Patent

Application data

Number

PI8105746

Type

Invention Patent

Filing

09/08/1981

Publication

05/25/1982

Progress at the INPI

  1. Filing09/08/81
  2. Publication05/25/82
  3. Examination11/23/82
  4. Allowance12/03/85
  5. Grant06/24/86
  6. Terminated06/27/95

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.

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Latest action published by the INPI: 06/24/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Energy Conversion Devices, Inc.

US

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Inventors

O. S. (pessoa física)

Technical data

Priority claims

US

206.476 · 11/13/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

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

12/03/1985

RPI 789

Exigência - art. 36 da LPI

#6.1

04/23/1985

RPI 757

Exigência - art. 36 da LPI

#6.1

09/11/1984

RPI 725

Solicitação de exame técnico

#4.1

11/23/1982

RPI 631

Publicação do pedido de patente

#3.1

05/25/1982

RPI 605

Pedido de patente depositado

#2.1

10/20/1981

RPI 574

Anuidade - prazo legal encerrado

#18.2

06/27/1995

RPI 1282

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