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Official data from INPI

COMPOSIÇÃO DE REVELADOR PARA REVELAR CAMADAS DE REPRODUÇÃO SENSÍVEIS À LUZ E PROCESSO PARA REVELAR CAMADAS DE REPRODUÇÃO

ConcedidaInvention Patent

Application data

Number

PI8200054

Type

Invention Patent

Filing

01/07/1982

Publication

10/26/1982

Progress at the INPI

  1. Filing01/07/82
  2. Publication10/26/82
  3. Examination08/28/84
  4. Allowance06/14/88
  5. Grant12/27/88
  6. Terminated07/18/95

The patent was granted on 12/27/1988 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: 12/27/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

G. S. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 00 259.5 · 01/08/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/27/1988

RPI 949

Notificação para pagamento de retribuição

#13.1

10/04/1988

RPI 937

Deferimento

#9.1

06/14/1988

RPI 921

Conhecimento de parecer técnico

#7.1

01/29/1985

RPI 745

Solicitação de exame técnico

#4.1

08/28/1984

RPI 723

Publicação do pedido de patente

#3.1

10/26/1982

RPI 627

Pedido de patente depositado

#2.1

03/02/1982

RPI 593

Anuidade - prazo legal encerrado

#18.2

07/18/1995

RPI 1285

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