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Official data from INPI

PROCESSO PARA PREPARAÇÃO DE ÁCIDOS HETEROCÍCLICOS (POLI) PEROXICARBOXÍLICOS AROMÁTICOS CONTENDO NITROGÊNIO

PublicadaInvention Patent

Application data

Number

PI8803610

Type

Invention Patent

Filing

07/19/1988

Publication

02/08/1989

Progress at the INPI

  1. Filing07/19/88
  2. Publication02/08/89
  3. Examination03/26/91
  4. Allowance09/05/95
  5. Grant09/24/96
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 02/08/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ausimont S.p.A

IT

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Inventors

C. V. (pessoa física)

IT

C. C. (pessoa física)

IT

Technical data

IPC Classification

Priority claims

IT

21344.A/87 · 07/20/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/08/1989

RPI 955

Pedido de patente depositado

#2.1

12/27/1988

RPI 949

Carta-patente expirada

#21.1

Patente extinta em 19/07/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

09/24/1996

RPI 1347

Notificação para pagamento de retribuição

#13.1

02/27/1996

RPI 1317

Deferimento

#9.1

09/05/1995

RPI 1292

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

Solicitação de exame técnico

#4.1

03/26/1991

RPI 1060

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