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Official data from INPI

EMPREGO DE COMPOSTOS ORGANICOS COMO INICIADORES PARA A FOTO-POLIMERIZACAO, SISTEMA FOTOPOLIMERIZAVEL

ConcedidaInvention Patent

Application data

Number

PI7808406

Type

Invention Patent

Filing

12/22/1977

Publication

-

Progress at the INPI

  1. Filing12/22/77
  2. Publication
  3. Examination07/20/82
  4. Allowance06/17/86
  5. Grant03/17/87
  6. Expired05/24/94

The letters patent expired on 05/24/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/17/1987. We update with every new RPI gazette, published weekly.

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

10/14/1986

RPI 834

Deferimento

#9.1

06/17/1986

RPI 817

Exigência - art. 36 da LPI

#6.1

07/02/1985

RPI 767

Exigência - art. 36 da LPI

#6.1

11/20/1984

RPI 735

Exigência - art. 36 da LPI

#6.1

03/07/1984

RPI 698

Solicitação de exame técnico

#4.1

07/20/1982

RPI 613

Carta-patente expirada

#21.1

05/24/1994

RPI 1225

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