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Official data from INPI

MISTURA LÍQUIDA POLIMERIZÁVEL PARA PRODUZIR VIDROS ORGÂNICOS.

Em AnáliseInvention Patent

Application data

Number

PI8702192

Type

Invention Patent

Filing

04/15/1987

Publication

02/17/1988

Progress at the INPI

  1. Filing04/15/87
  2. Publication02/17/88
  3. Examination07/12/88
  4. Allowance03/02/93
  5. Grant08/31/93
  6. Terminated12/31/96

The patent was granted on 08/31/1993 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Enichem Sintesi S.p.A.

IT

Enichem Synthesis S.p.A

IT

Inventors

C. G. (pessoa física)

IT

F. R. (pessoa física)

IT

F. R. (pessoa física)

IT

U. R. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

20124 A/86 · 04/17/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

07/12/1988

RPI 925

Publicação do pedido de patente

#3.1

02/17/1988

RPI 904

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

08/31/1993

RPI 1187

Notificação para pagamento de retribuição

#13.1

06/15/1993

RPI 1176

Deferimento

#9.1

03/02/1993

RPI 1161

Exigência - art. 36 da LPI

#6.1

11/05/1991

RPI 1092

14.1

09/25/1990

RPI 1034

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