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Official data from INPI

COMPOSIÇÀO SENSÍVEL À LUZ E MATERIAL DE CÓPIA DELA PREPARADO.

ConcedidaInvention Patent

Application data

Number

PI7907125

Type

Invention Patent

Filing

11/01/1979

Publication

-

Progress at the INPI

  1. Filing11/01/79
  2. Publication
  3. Examination09/21/82
  4. Allowance10/27/87
  5. Grant05/31/88
  6. Terminated09/25/90

The patent was granted on 05/31/1988 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: 05/31/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

S. P. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 28 47 878.6 · 11/04/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1988

RPI 919

Notificação para pagamento de retribuição

#13.1

03/01/1988

RPI 906

Deferimento

#9.1

10/27/1987

RPI 888

Exigência - art. 36 da LPI

#6.1

03/10/1987

RPI 855

Conhecimento de parecer técnico

#7.1

06/07/1983

RPI 659

Solicitação de exame técnico

#4.1

09/21/1982

RPI 622

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era G03F 7/08.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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