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Official data from INPI

ARTIGO FOTOCRÔMICO ORGÂNICO PLÁSTICO

PublicadaInvention Patent

Application data

Number

PI8702162

Type

Invention Patent

Filing

04/30/1987

Publication

02/09/1988

Progress at the INPI

  1. Filing04/30/87
  2. Publication02/09/88
  3. Examination09/18/90
  4. Allowance01/18/94
  5. Grant06/28/94
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 02/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Pilkington plc

GB

See this company's full portfolio

Inventors

J. H. (pessoa física)

GB

M. R. (pessoa física)

GB

Technical data

Priority claims

GB

8610709 · 05/01/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/09/1988

RPI 903

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Carta-patente expirada

#21.1

Patente extinta em 30/04/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

06/28/1994

RPI 1230

Notificação para pagamento de retribuição

#13.1

05/10/1994

RPI 1223

Deferimento

#9.1

01/18/1994

RPI 1207

Exigência - art. 36 da LPI

#6.1

03/03/1992

RPI 1109

14.4

04/23/1991

RPI 1064

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

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